Grundy Center, IA : 84-year-old Grundy County man killed after tractor runs off gravel road on Sunday, October 12, 2014

Grundy County authorities say an 84-year-old man has died after being pinned underneath his tractor. The Grundy County Sheriff's Office says Russell Katzer of Conrad was killed on Sunday. Authorities say he was driving on a gravel street when he veered off the road and the tractor flipped. Katzer was taken to the Marshalltown Medical & Surgical Center where he later died. It's unclear what caused the crash. The sheriff's office is investigating. Source : Sheriff: 84-year-old Grundy County man killed after tractor runs off gravel road, flips