NBC News is reporting that Omar Mateen called 911 just before committing the largest shooting in US history and swore allegiance to the Islamic State.
— NBC Nightly News (@NBCNightlyNews) June 12, 2016
Omar Mateen called 911 just before club shooting, swore allegiance to Islamic State, multiple law enforcement officials say – NBC News
— Breaking News (@BreakingNews) June 12, 2016
BREAKING @PeteWilliamsNBC reporting now the suspect phoned a 9-1-1 number in FL and swore allegiance to head of ISIS
— Kelly O'Donnell (@KellyO) June 12, 2016