 Lawmakers on both sides of the aisle are asking how a sniper was able to get on a rooftop about 400 feet from the stage and fire shots at Trump. There are also questions about the size of the rally security perimeter and what efforts agents took to sweep the shooter's building. President Biden said Trump had heightened secret service protection and that a full review of the event will take place. But Florida Congressman Michael Waltz says he was told Trump had the same type of coverage given to former presidents Obama and Clinton, and that wasn't enough. I'm Mark Mayfield.