Police say Udvig either fell or jumped from the Granite City Crossing Bridge, with a preliminary autopsy cited as evidence.
Potential witnesses or anyone else with information are asked to call the Stearns County Sheriff’s Office at 320-251-4240.
A walker on the bridge saw the body and alerted authorities.
The St. Cloud police department is also investigating the body of a man that turned up while they recovered Udvig’s body, noted 1037.