TRINIDAD, Colo. -- Police in a small southeastern Colorado town are searching for four people to question them about a shooting at a bar that left two people dead.

Six people were at the Hollywood Bar early Thursday, around last call, said Trinidad Police Chief Charles Glorioso. They were playing foosball shortly before shots rang out.

Killed were 21-year-old Benjamin Griego, who died at the scene, and 31-year-old Clifford Maes, who died at a hospital. Both suffered multiple gunshot wounds.

Police haven't yet located the four other people in the bar.

Trinidad is a city of 9,400 about 180 miles south of Denver.