A 61-year-old Keystone man has died from injuries sustained in a crash on Saturday.
Kenneth Dahn was heading east on Madill Street in Keystone in a Chevy Silverado. The truck left the road as Dahn approached a bridge, drove up the concrete rail where the vehicle rolled into the creek below.
Dahn died Sunday of his injuries at a Rapid City hospital.
No further information is available.
The South Dakota Highway Patrol is investigating.