Dave Malcolm

Sheriff Dave Malcolm and Agent Thomas Matthews of the South Dakota Division of Criminal Investigation were shot and killed while conducting a roadblock near the town of Spearfish at the intersection of South Dakota Highway 14 and 85. Both officers were shot around 7 p.m. by an escaped murderer from Minnesota. The suspect was apprehended and executed in the electric chair in 1947. Sheriff Malcolm was a World War I veteran who was elected as Sheriff of Butte County Sheriff's Office in 1945 and previously served as a deputy sheriff. He was survived by his wife and daughter. A portion of Highway 85 has been dedicated to Sheriff Malcolm and Agent Matthews.