Las Vegas Mourns After Largest Mass Shooting In U.S. History

LAS VEGAS, NV - OCTOBER 06: Mourners gather at the Welcome to Fabulous Las Vegas sign where Greg Zanis, a retired carpenter from Chicago, Illinois, placed 58 crosses to honor those who were killed during the Route 91 Harvest country music festival shooting October 6, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock opened fire on the crowd killing at least 58 people and injuring more than 450. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Denise Truscello/Getty Images)