Police are still seeking the public's help in piecing together gunman Michael Zehaf-Bibeau's final days. He fatally shot Cpl. Nathan Cirillo.
NBC News: World
Sat, 10/25/2014 - 9:21am
Police are still seeking the public's help in piecing together gunman Michael Zehaf-Bibeau's final days. He fatally shot Cpl. Nathan Cirillo.