"Everybody was coming together": First responders describe shooting response

Minutes after the shooting at the Las Vegas country concert began, first responders scrambled to the scene. But some were already there.Off-duty first responders in the crowd, like Robert Hayes with the LA Fire Department, had been attending the concert for fun. He was there with his wife and friends, and went from person to person in the crowd to see how he could help. "If that was someone in my family, that's what I would have wanted somebody do for me," he said. He described the scene as a wa