 CBS News special report. Former President Donald Trump wakes up in Milwaukee for the start of the Republican National Convention, less than two days after he was grazed in the ear by a bullet during an assassination attempt at a campaign rally in Pennsylvania. CBS's Nicole Skanga says the FBI has the 20-year-old shooter's phone. This investigation is being treated as domestic terror, this attempt on the former president's life. The shooter acted alone, according to authorities.