 to our society. Vance is a freshman senator from Ohio and just 39 years old. Now with more CBS News, here's Deborah Rodriguez. Mr. Trump made an unscheduled appearance at the convention with his fist held high, a white bandage on his ear, a reminder of Saturday night's assassination attempt at a rally in Pennsylvania. Video from the scene appears to show bystanders trying to warn police there was a gunman on the roof just before Thomas Matthew Crooks began to fire. CBS's Anna Schechter.