South Carolina 1993 Cold Case SOLVED — His Boot Print Was Set in Concrete

He was 19 years old. He weighed 160 lb, had never been in serious trouble in his life. And on the morning of September 14th, 1993, he drove to a construction site in Harkers Mill, South Carolina, in a truck that still had his grandmother’s air freshener hanging from the mirror. He parked in the gravel lot. He put on his work boots.

He walked through the gate, and he was never seen again. That is not a story about a young man who walked off a job. That is a story about a man who knew the site, controlled the site, and used the site. And it would take 19 years, a structural failure in a school building, and a boot print pressed into concrete that had been hardening since the first Bush administration to finally say his name out loud in a courtroom.

 But before we get to any of that, we have to go back to Harkers Mill in the summer of 1993. Because to understand what was lost that September, you first have to understand who Tommy Greer was. Harkers Mill is a small city in Berkeley County, South Carolina, about 30 miles north of Charleston. In 1993, it had a population of just under 9,000.

Large enough to have two traffic lights and a Piggly Wiggly. Small enough that the high school football coach knew the names of every player’s parents. The summers there are thick and heavy, the kind that press down on you from the moment you step outside. And the falls come slowly, in degrees of slightly less heat rather than any real coolness arriving.

Tommy Greer had grown up in Harkers Mill. He was the second of three children born to Carl and Marjorie Greer. Carl worked maintenance at the county water authority. Marjorie worked part-time at the school district central office. The Greers lived in a modest brick ranch house on Pinecrest Lane, the same house Carl had grown up in with a fig tree in the backyard that Marjorie put up preserves from every August.

 Tommy had graduated from Harker’s Mill High School that spring. He was not a standout student, but he was steady. The kind of young man his teachers remembered as dependable, as someone who showed up. He’d played junior varsity baseball for 2 years. He had a small circle of friends he’d known since middle school. On Friday nights they went to the Sonic on Route 17 or drove down to the reservoir and fished off the bank until it got too dark to see the line.

He carried a pocket New Testament in his shirt pocket. His grandmother Eunice Greer had given it to him at his graduation dinner. A small burgundy one with his name stamped in gold on the cover. He carried it not with any obvious piety, but the way young men sometimes carry the things that connect them to the people who believe in them.

It went with him everywhere. The spring semester at Trident Technical College in Charleston was 3 months away. He had been accepted in electrical studies. He was going to be the first person in his immediate family to pursue any education past high school, and while he did not speak about it much, Tommy was not a young man who led with his plans, his mother knew.

She had photocopied the acceptance letter and put it on the refrigerator. In late August, Tommy was hired as a general laborer by Corrigan and Sons Construction. The company had a contract to pour the foundation for the new Harker’s Mill Elementary School, a county project funded by a 1992 bond referendum. The kind of public works undertaking that a small city takes pride in.

It was outdoor work, physical work, 10-hour days in the Carolina heat, but it paid nearly twice what he’d made bagging groceries the summer before, and he wanted money saved before he started school. He had been on the job 3 weeks when he disappeared. The morning of September 14th was a Tuesday. The pour for the northeast corner of the foundation was scheduled for that day, the last major section before the slab could be finished and framed.

Tommy had told his mother the night before that it was going to be a long shift, probably through to evening. She had made him a sandwich and put it in a paper bag, the way she had done since he was in elementary school. He left home at 6:40 a.m. Marjorie watched him pull out of the driveway from the kitchen window.

He honked once, the way he always did. By noon, the site was in full operation. By 3:00 p.m., the northeast pour was underway. By 7:00 p.m., the other laborers had clocked out and gone home. The site foreman, Dale Corrigan, told the crew they were done for the day. He told Tommy to stay behind and help clean the mixing equipment.

Several workers heard this. They thought nothing of it. Corrigan was the foreman. That was how it worked. At 8:15 p.m., Corrigan drove out through the site gate. He was the only vehicle. Tommy Greer’s truck remained in the gravel lot. By 10:00 p.m., Carl Greer had called every one of Tommy’s friends. By 11:30 p.m.

, Carl drove to the construction site. The gate was locked. He could see Tommy’s truck in the lot through the chain link. He called the police from a payphone at the Piggly Wiggly. The officer who responded noted the truck, noted the locked gate, and suggested Tommy had perhaps gotten a ride with someone and would turn up in the morning.

He filed a report. He did not. Sergeant Elaine Pruitt was 31 years old when she caught the case. She had been with the Harkers Mill Police Department 6 years and had a reputation for working cases the way a dog works a bone, slowly, without drama, without letting go. She started with Dale Corrigan. Corrigan was not an easy man to read.

He sat across from her in the department’s interview room with the calm of a person who had decided before walking in exactly what he was going to say. He confirmed that Tommy had stayed behind to clean equipment. He said Tommy had finished around 7:30, and Corrigan had given him a ride to the Sonic on Route 17.

 Tommy had mentioned meeting a friend there. Corrigan said he dropped him at the curb. He didn’t see where he went after that. Nobody at the Sonic remembered seeing Tommy Greer that evening. Pruitt pulled the site’s equipment logs, the crew timesheets, everything she could get without a warrant. She interviewed every laborer. Six men confirmed they had heard Corrigan tell Tommy to stay.

Not one had seen Tommy leave. She requested access to the site. Corrigan’s company attorney responded with a letter noting that the construction zone was a controlled access area and a civil liability concern. The department’s legal adviser told Pruitt she needed more probable cause for a search warrant than she currently had.

She didn’t have a body. She didn’t have blood. She didn’t have a witness to any violence. She had a 19-year-old who had not come home, whose truck sat in a locked construction lot, and whose last documented interaction was with the man who controlled the site. She dug into Corrigan’s background. South Carolina licensing records were clean.

She called Georgia. It took her 3 weeks to find the 1981 aggravated assault conviction and another week to learn it had been expunged under a procedural provision that, at the time, allowed for the record to be excluded from out-of-state licensing queries. It was a wall. She hit it, noted it in her file, and kept going.

In November 1993, Tommy’s truck was released from impound to the Greer family after a forensic examination found nothing actionable. The concrete on the northeast section of the school foundation had been fully cured since mid-September. The framing was already going up. By December, there was a roof. The Harkers Mill Elementary School opened the following August on schedule.

The school board sent a small notice to the paper. The mayor attended the ribbon cutting. Tommy Greer had been missing for 10 months. In the years that followed, Marjorie Greer kept the acceptance letter on the refrigerator. She did not take it down. Visitors who came to the house understood not to mention it, and also understood that its presence was the most precise thing Marjorie could do to insist that her son had existed with a future.

That whatever had happened to him had interrupted something real. Carl Greer went to the construction site every year on September 14th. He parked in the same gravel lot. The school’s faculty parking lot now. And sat in his truck for an hour. He did not go inside. He did not speak to anyone. He just sat there.

Sergeant Pruitt transferred to administrative duties in 2001. Eight years after the case opened. She typed up her case notes every Sunday evening regardless. She had a thick binder by then. Organized by year. With color-coded tabs. She mailed summary updates to the Greers twice a year. March and September. They were not long letters.

They said, “The case is open.” “I have not stopped.” “I wanted you to know.” By 2005, 12 years had passed. Dale Corrigan had long since dissolved Corrigan and Sons and was working as a private contractor out of Columbia. He had remarried. He had a boat. His name appeared in the local paper twice.

 Once for a Rotary Club fundraiser. Once for a fishing tournament he placed third in. The Harker’s Mill Elementary School had educated roughly 2,000 children by then. It had a new playground. A computer lab. A mural on the gymnasium wall painted by a local artist. Its northeast corner. Where the last section of foundation had been poured on the afternoon of September 14th, 1993.

Sat beneath 12 in of original concrete and the accumulated weight of 19 years. It was holding something. Every case on this channel takes weeks of research, court documents, archived records, interviews to piece together lives that deserve to be remembered. If you want us to keep doing this work, take a second to like this video and subscribe.

 Drop a comment and tell us where in the world you’re watching from. It keeps this channel alive. Now, let’s get back to Tommy. The structural assessment of Harker’s Mill Elementary came back in the spring of 2012. A civil engineering firm hired by the county found subsidence, a slow settling of the ground beneath the northeast corner of the building.

The report recommended partial foundation reinforcement before the next school year. The county approved the contract. Work began in June 2012 during summer break when the building was empty. The crew jackhammering the northeast section on the morning of June 19th was three men. One of them was a 51-year-old laborer named Marvel Odum, who had been doing concrete work in Berkeley County for 26 years.

When the first section of slab broke away, he saw what he initially thought was a piece of old equipment lodged in the poor layer below. Something dark, leather colored, with a lace still intact. He called the foreman over. The foreman called the site supervisor. By the time someone called the county, half an hour had passed, and what they were all looking at was clearly a work boot.

A single right boot, size 11, steel-toed, brown leather, still laced. The Berkeley County Sheriff’s Office arrived. A forensic technician removed the boot carefully from the concrete layer. Inside, skeletal remains. A right foot, fully intact, still inside the boot. Below the boot and the last inch of concrete before the compacted gravel base, there was a second impression.

Not a boot, a boot print pressed into the wet concrete at the moment of the pour, preserved when the concrete hardened around it. Size 12, deep heeled, facing east toward the tree line at the back of the lot, away from the building. Someone had been standing there in the wet concrete at the moment it set. Someone who had not been laid into it.

Someone who had been standing over something else. The Harkers Mill Police Department was notified within the hour. The cold case file was pulled. The detective on duty that afternoon drove to the address in the file and knocked on a door on Pinecrest Lane. Marjorie Greer opened it. She already knew, the way a mother knows when something she has been waiting for has finally arrived, even when she could not have said why.

The boot print was the key. Not metaphorically, literally. Forensic analysts at the South Carolina Law Enforcement Division confirmed that the impression in the concrete was consistent with a size 12 work boot of a specific tread pattern. A Wolverine 1000 Mile, a model sold primarily through industrial supply retailers, discontinued after 1996.

Sled cross-referenced the print dimensions with the forensic cast and matched it to a boot recovered from a storage unit in Columbia in In 2012 during a search of Dale Corrigan’s property conducted under a warrant, Dale Corrigan wore a size 12. He had owned a pair of Wolverine 1000 Mile boots. His ex-wife confirmed it without hesitation.

She remembered them because they were expensive and he had complained about the cost. The skeletal remains recovered from the northeast corner of the Harkers Mill Elementary School foundation were identified as Thomas Raymond Greer through DNA comparison with a sample provided by Carl Greer. The pocket New Testament was found 6 in from the remains.

 It’s burgundy cover blackened but it’s spine intact. The name on the cover stamped in gold was still legible. Corrigan was arrested on August 30th, 2012 at his home in Columbia. He said nothing. His attorney issued a statement calling the evidence circumstantial. The grand jury disagreed. At trial, the prosecution built the case in layers.

 Bobby Simmons, a laborer who had worked the September 14th pour and who was now 59 and living in Moncks Corner, testified that Corrigan had directed where each section of the pour would be completed and in what sequence. He testified that Corrigan had specifically moved the northeast pour to the end of the day after the other workers had cleared the site.

 He had not understood why at the time. He had assumed it was a logistical decision. A construction materials analyst testified that the depth and distribution of the remains within the pour layer was consistent with a body having been placed in the wet concrete and covered during the final pour sequence on the afternoon of September 14th, 1993.

“The boot print,” the analyst explained, “was the only element Corrigan could not have anticipated.” Standing in the wet concrete to arrange and level the final pour, he had left an impression in the layer below the body, a layer that set before the top layer was smoothed. He had not known. Nobody would have known until the school’s own foundation started to give way.

 Dale Corrigan was convicted of first-degree murder on March 7th, 2014. He was 65 years old. The judge sentenced him to life without parole. In the gallery, Carl Greer sat next to Marjorie and held her hand. Elaine Pruitt, retired from the department since 2009, 62 years old, who had driven 2 hours from her home in Conway to be there, sat three rows back.

 She had her binder with her. She had brought it out of habit, the way you bring the thing you’ve carried for 20 years, even when you no longer need to carry it. The school on Pinecrest Road, they had renamed the street back in the late ’90s, reopened in September 2012 after the foundation repair with a new northeast wing. The county planted a small garden outside the new section.

A granite marker, installed in the spring of 2014, reads, “In memory of Thomas Raymond Greer, 1974-1993.” He was going to do something with his life. That last line was Carl’s. The county let him choose it. Tommy Greer was 19 years old. He had a grandmother who believed in him enough to put his name in gold on the cover of a book he carried everywhere.

He had a mother who put his acceptance letter on the refrigerator and did not take it down for 20 years. He had a father who drove to a parking lot every September 14th and sat in his truck because sitting there was the closest he could get to his son. He had a future. A spring semester. A course of study. A first step that was taken from him on an afternoon when the concrete was setting and the site had cleared and the man who controlled the gate decided that a 19-year-old laborer was a problem he could pour into the earth and walk away

from. He was wrong about the earth. Justice is not always swift. It is not always clean. But in this case it was permanent. Pressed into the ground on the same afternoon he thought he’d gotten away with it. Waiting for the weight of the building above it to finally shift. A few things worth thinking about. The Georgia expungement that kept Corrigan’s 1981 assault record out of South Carolina’s licensing check.

Should construction foremen who control workers on public projects face more rigorous background screening than they currently do? And what does it mean that the evidence in this case was created at the moment of the crime and preserved entirely by accident? That the only reason justice came was because a school’s foundation started to fail? How many cases like this one are still holding their secrets in the ground? Leave your thoughts below.

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