Omar Mateen ID’d as Orlando Mass Shooting Killer

Omar Mateen of Port Saint Luice, Florida has been identified as the gunman who killed 20 people at a Orlando nightclub, CBS News, the Washington Post, and NBC News report, citing law enforcement officials. Mateen is a U.S. citizen; his parents are from Afghanistan, CBS News reports. FBI Agent Ron Hopper told reporters Mateen may have leanings towards Islamic extremism.