Trump’s would-be assassin Thomas Crooks flew drone over Pa. rally site hours before deadly shooting: report New York Post Federal investigators probe whether Trump shooter Thomas Matthew Crooks flew drone over rally site Fox NewsGunman at Trump Rally Had Drone in Car, Possibly to Scope Out the Site The New York TimesThe Trump rally gunman’s final hours CNNExclusive | Trump Gunman Flew Drone Over Rally Site Hours Before Attempted Assassination The Wall Street Journal