LAS VEGAS (AP) — The Latest on a mass shooting at an Oct. 1 concert in Las Vegas (all times local): 11:30 a.m. A Las Vegas hotel employee who entered a hallway near the suite where a gunman was holed up says he thinks the first gunfire he heard was out the windows of the high-rise. Mandalay Bay building engineer Stephen Schuck tells TV host Ellen DeGeneres in an interview set to air Wednesday that he thought he was hearing jackhammers. But then he realized there wouldn't be construction on a Sunday night.