Butte County Sheriff's Office, South Dakota
End of Watch: Thursday, January 24, 1946
Age: 56
Tour of Duty: 8 years
Badge Number: Not available
Cause of Death: Gunfire
Date of Incident: January 24, 1946
Weapon Used: Gun; Unknown type
Suspect Info: Executed in 1947
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.