Arizona officer killed during domestic violence investigation

(Reuters) - An Arizona police officer investigating a domestic violence incident was shot dead by a suspect who then killed himself, police said. Flagstaff police officer Tyler Stewart, 24, was trying to contact suspect Robert Smith, 28, on Saturday when Smith fired several shots at Stewart before turning the gun on himself, a police statement said. "This is an enormous tragedy for our ... http://news.yahoo.com/arizona-officer-killed-during-domestic-violence-investigation-160826847.html