A suspect is on the run after multiple people were shot in the US state of Montana, authorities say. The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) said it was "responding to a shooting where multiple parties have been shot at a business in Anaconda, MT".

ANACONDA, Mont. (AP) — Four people were killed in a shooting at a Montana bar Friday, authorities said as they launched a manhunt for the suspect.

Four people were killed in a shooting at a bar in Anaconda in western Montana, according to the Montana Highway Patrol. The shooting suspect, Michael Paul Brown, is at large and believed to be armed and dangerous, the Anaconda-Deer Lodge County Law Enforcement Center said.