 This is we learned the gunman who tried to assassinate him at Saturday's rally seemingly teased the attack, posting a message online days before that July 13th will be his premiere. Watch as it unfolds. Members of the House and Senate are demanding answers why the Secret Service was unable to apprehend Thomas Crooks before the shooting. Fox's Jonathan Sary Crooks was considered a suspicious person at that rally an hour before. President Biden is off the campaign.