Investigators found a cowboy hat near the vehicle and were working to determine whether it belongs to Boelter.

Vance Boelter, 57, reportedly texted his friends on early Saturday to say he "made some choices" and "may be dead shortly".

Minnesota Sen. John Hoffman's wife shared an update after a shooting injured the couple at their home early Saturday morning.

The suspect, identified by authorities as Vance Luther Boelter, posed as a law enforcement officer to gain access to the victims' homes.