The anxiety pulsing through this idyllic swath of Montana is palpable – from the armored SWAT vehicles to the locked down businesses to the neighbors sleeping next to their guns.

Experts on mass shootings said it’s rare for the gunmen who carry out such crimes to elude the authorities for so long.

Authorities expand the search area for Michael Brown, the suspect in a mass shooting that killed four in Anaconda. Experts highlight challenging terrain and weather conditions.

As Anaconda prepares for school, a manhunt unfolds for Michael Brown, linked to last week's bar shooting that took four lives ...

Many people in Anaconda have taken extra precautions in recognition that Michael Brown is on the lam and likely unstable.

As the search for 45-year-old Michael Brown closes in on one week, authorities are continuing their efforts to locate the ...

The manhunt is focused on the wilderness area outside Anaconda, which local outdoor experts describe as particularly ...

The search for Michael Brown, a 45-year-old combat veteran, continues nearly a week after a deadly shooting in Anaconda.

The manhunt is focused on the wilderness area outside Anaconda, which local outdoor experts describe as particularly ...

The suspect accused of fatally shooting four people at a Montana bar, who remains at large, struggled with mental health ...

What started as fear has now turned into frustration for many in this Montana community as law enforcement continues searching.

With the search for Anaconda shooting suspect Michael Brown still underway, NBC Montana spoke to David Vlasak a retired Federal Burea of Investigation superviso ...