Las Vegas shooter Stephen Paddock tried to buy tracer ammunition at a gun show in the Phoenix area in recent weeks, a law enforcement official briefed on the investigation tells CNN.
원문출처 : http://www.cnn.com/2017/10/06/us/las-vegas-shooting-investigation/index.html
원문출처 : http://www.cnn.com/2017/10/06/us/las-vegas-shooting-investigation/index.html