A man who survived last month's Las Vegas gun massacre has been killed in a hit and run while hitchhiking. Roy McClellan, who was caught up in the mass shooting that left 58 people dead at a concert, died on State Route 160 in Pahrump, around 50 miles west of Las Vegas. His widow, Denise McClellan, said she was struggling to understand her 52-year-old husband's fate. She told KSNV-TV: "This isn't what I wanted for him. I don't understand why he wasn't taken at the shooting, but a month later he was taken this way. "I hope my husband found...