Milwaukee Police Department, Wisconsin
End of Watch: Saturday, November 24, 1917
Age: 30
Tour of Duty: 2 years
Badge Number: Not available
Cause of Death: Bomb
Date of Incident: November 24, 1917
Weapon Used: Explosives; Bomb
Suspect Info: Case never solved
Police Officer Frank Caswin was killed when a bomb exploded in the department's Central Police Station.
Officer Caswin had served with the Milwaukee Police Department for two years.