 Immigration will be in the spotlight at the RNC today. Stocks sharply higher today. The Dow finished up 742 points. More at townhall.com. NCN News. I'm John Champion. The investigation into the assassination attempt on former President Trump is already pointing to, quote, serious flaws in security at the rally. More video from the scene appears to show bystanders trying to warn police just before the shooting. CBS's Charlie DeMar is at the scene.