HART, MI (AP)-- Authorities say a state trooper was fatally shot during a traffic stop in western Michigan.
Trooper Paul Butterfield stopped a vehicle in Mason County's Sherman Township at 6:20 p.m. Monday.
Three minutes later a motorist called 911 saying a trooper had been shot in the head. Butterfield died during emergency surgery.
Sherman Township is 80 miles north of Grand Rapids.