207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case?
Joshua Robert Wallace, aged 30, tragically lost his life on June 9, 2022, in a mass shooting at Columbia Machine, Inc., a concrete plant in Smithsburg, Maryland. Wallace, along with two other colleagues, Charles Edward Minnick Jr., 31, and Mark Alan Frey, 50, were fatally shot by a coworker, Joe Louis Esquivel, 23, from Hedgesville, West Virginia. The incident occurred around 2:30 PM when Esquivel, who had been working his regular shift, retrieved a semi-automatic handgun from his vehicle and op ...Read More
Links to Additional Sources (14)
See any mistakes?Victim Details
Joshua Robert Wallace
Male
White / Caucasian
Smithsburg
MD
2022-06-09
30
Joshua
Robert Wallace
11/10/2025



