Many manhunts end quickly, but the man accused of killing four people in rural Montana appears to have disappeared into the kind of wilderness that helps elude pursuers.

Authorities in Western Montana are pleading for patience as the manhunt for a suspected gunman in a mass shooting that killed four people in Anaconda stretches into a fifth day. Omar Villafranca reports.

The mental health of suspected Montana gunman Michael Paul Brown, 45, declined significantly following the death of his mother, relatives said.