 This is CBS News on the Hour, sponsored by Progressive Insurance. I'm Monica Ricks. We're learning more about the gunmen killed after firing at former President Trump last night in Pennsylvania. Here's CBS's Nicole Skanga. Officials lost sight of where he was once he did emerge on that shed. Of course, individuals spotted him, police spotted him, and it was the counter sniper team with the U.S. Secret Service that, I'm told, had him within seconds.