Officials are searching for the mass shooting suspect on the loose after allegedly killing five people with an AR-15 style rifle Friday night. SUBSCRIBE to ABC News on YouTube: https://bit.ly/2vZb6yP Latest updates: http://abcnews.go.com/ Watch FULL EPISODES on Hulu: http://abcn.ws/3bzvQQn #abcnews #manhunt #texas #suspect #massshooting #gunviolence