The man's girlfriend, identified by family as Isabella Thallas, was killed in the shooting. The male victim was hospitalized, and is expected to survive. Thallas's family said Isabella just turned 21 on Monday.
Police said they located the suspect, 36-year-old Michael Close, around 1:25 p.m. Wednesday off of Highway 285 near Pine Junction. Close was held for investigation of first-degree murder and aggravated assault.
The Denver Post reports Park County Sheriff's deputies stopped Close in his vehicle and found a rifle and a handgun on the floor of the front passenger seat.