Investigators searching for a man they say shot and killed four people at a Montana bar Friday morning have located the pickup truck he fled in, but the suspect — believed to be armed and dangerous — remains on the loose,

The suspect behind Montana bar shooting, identified as 45-year-old Michael Paul Brown, is still at large. Authorities have asked Anaconda residents to ‘stay inside and lock doors’

Authorities urged residents to stay inside and on high alert because they consider Michael Paul Brown armed and dangerous.