Orlando nightclub gunmana s wife faces charges tied to attack

Law enforcement officials work at the Pulse gay nightclub in Orlando, Fla., following the a mass shooting. Audio recordings of 911 calls released Tuesday, Aug. 30, by the Orange County Sheriff's Office show mounting frustration by friends and family members who were texting, calling and video-chatting with trapped patrons of the Pulse nightclub where Omar Mateen opened fire in June.