 He called him a loner. Now, authorities spent hours on scene at the suspect's home in Bethel Park, sifting through any information to kind of get a clue to see why a 20-year-old was able to hold a rifle outside the perimeter, take a clear shot at former President Trump. FBI Director Christopher Wray and Attorney General Merrick Garland have both briefed the president. The FBI is seeking any cell phone or video about this suspect before the shooting. They want it all, asking anyone with information to call 1-800-CALL-FBI. Martha?