At least 12 people were killed and 38 others injured early Friday, July 20 , by masked Gunman dressed as the Joker from Batman inside movie theater in Aurora, 15 miles from downtown Denver ,Colorado authorities said , reports CNN.
The masked gunman who identified as , 24, entered movie theater full of hundreds of people wearing Batman costumes at a midnight screening of the new Batman movie - The Dark Knight Rises - and threw a smoke grenade before opening fire
Eyewitnesses told Los Angeles Times " the gunman entered the movie theater through the emergency exit door near the front of the screen in theater No. 9 at the Century 16 in Aurora , then "threw a canister across the theater," unleashing gas, "then started shooting."
Police arrested James Holmes, 24, in a rear parking lot of the theater without resist arrest and seized a rifle and a handgun , a police spokesman, Frank Fania told CNN.
Meanwhile President expressed his shock saying.“Michelle and I are shocked and saddened by the horrific and tragic shooting in Colorado. " "As we do when confronted by moments of darkness and challenge, we must now come together as one American family," he added.