He first began asking for a ride to the airport days before the shooting . ` The threat ... at the airport does not exist behind security at that podium , the threat exists from the curbline on , '' Gannon said . Police performing a welfare check at his parent 's home missed him by less than an hour . Congressman described the timing ` ` tragic '' The suspect is ` ` unresponsive '' and did not speak .
He first began asking for a ride to the airport days before the shooting . Police performing a welfare check at his parent 's home missed him by less than an hour . Congressman described the timing ` ` tragic '' The suspect is ` ` unresponsive '' and did not speak .