Authorities: Suspect said he used AK-47 in El Paso shooting

Authorities say the man accused of killing 22 people and injuring about two dozen others in a Texas Walmart shooting told detectives he used an AK-47 assault rifle in the attack.In an arrest warrant affidavit, a detective writes that 21-year-old Patrick Crusius described how he entered the store last weekend in the border city of El Paso with the weapon and multiple magazines."The defendant stated once inside the store he opened fire using his AK-47 shooting multiple innocent victims," the detec