A gunman opened fire at a neighborhood bar in the small town of Anaconda, Montana, on Friday morning, killing four people before disappearing into the rural foothills of southwestern Montana, prompting a search that extended late into the night.

Authorities are searching for a suspect in the shooting deaths of four people at a bar in a small town in Montana.

The search for the suspect continued in the mountains just west of Anaconda, where he is accused of fatally shooting four people, officials said.