Four people were killed Friday morning when a gunman opened fire at The Owl Bar in Anaconda, Montana, before fleeing the scene and prompting a massive manhunt and town-wide lockdown by afternoon.The Montana Division of Criminal Investigation confirmed the shooting occurred around 10.

A mass shooting at The Owl Bar in Anaconda, Montana, on August 1 left 4 to 6 dead and several injured. The suspect, 45-year-old Michael Brown, remains at large and is considered armed and dangerous. Authorities are searching west of Anaconda and urge the public to report any sightings immediately.

A manhunt continues for Michael Paul Brown, 45, who's accused of killing four people after opening fire at The Owl Bar in rural Montana on Aug. 1.