Suspected Orlando shooter called 911, swore allegiance to Islamic State - NBC

Police lock down Orange Avenue around Pulse nightclub, where people were killed by a gunman in a shooting rampage in Orlando, Florida June 12, 2016. REUTERS/Kevin Kolczynski

WASHINGTON (Reuters) - Omar S. Mateen, the Florida resident suspected of killing 50 people at a gay nightclub in Orlando, Florida, called 911 before the shooting and swore allegiance to Islamic State, NBC News said on Twitter. In a posting on its web site, MSNBC said Mateen swore allegiance to Islamic State leader Abu Bakr al-Baghdadi. (Reporting by Timothy Ahmann; Editing by Nick Zieminski)