LAS VEGAS, NV - OCTOBER 02:  A cowboy hat lays in the street after shots were fired near a country music festival on October 1, 2017 in Las Vegas, Nevada. A gunman has opened fire on a music festival in Las Vegas, leaving at least 20 people dead and more than 100 injured. Police have confirmed that one suspect has been shot. The investigation is ongoing. (Photo by David Becker/Getty Images)
Confusion, terror as concertgoers flee
01:41 - Source: CNN

Bryony Jones and Judith Vonberg contributed to this report.