ABC News contributor and former NYPD chief Robert Boyce breaks down the ongoing police investigation after a gunman opened ...

Authorities said the suspect in a shooting at The Owl Bar in Anaconda, Montana, was believed to be armed and dangerous.

ANACONDA, Mont. — A shooting at a Montana bar left four people dead Friday, prompting a lockdown in a neighborhood several ...

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

An eerie photo revealed the Montana shooter suspect allegedly fleeing the scene after killing four people at a bar on Friday.

Police have found the getaway car of a US military veteran who walked into a bar in the western state of Montana on Friday morning and fatally shot four people, but the gunman remains at large.

The shooting in Anaconda impacted the entire area, including Georgetown Lake, where authorities thought the suspect might end ...