Las Vegas Gunman Took Elaborate Steps to Hide His Tracks, New Documents Show

F.B.I. search warrants shed new light on the degree to which Stephen Paddock planned the attack and prepared for the aftermath to come.

As he meticulously planned the Las Vegas attack, the man responsible for the worst mass shooting in modern American history took elaborate steps to stymie the inevitable law enforcement investigation that would follow, according to federal court documents unsealed Friday.The F.B.I. search warrants shed new light on the degree to which Stephen Paddock, who killed 58 people and wounded more than 500 others after opening fire from a hotel room last October, planned the attack and prepared for th...