On July 20, 2012, A masked Gunman shooting at a crowded midnight screening of the new Batman movie, “The Dark Knight Rises,” in a movie theater in Aurora, Colorado. The attack killed 12 and injured 53 (include 3 Months baby boy). The suspect identified by federal law enforcement officials as 24 year old James Eagan Holmes (born December 13, 1987), he was taken into police custody. He was wearing a bullet-resistant vest and gas mask at the time of the shooting. Holmes reportedly used 4 guns during the shooting - a rifle, a shotgun, a handgun and another firearm (similar to AK-47).