Multiple arrests made in ‘multi-state operation’ to disrupt alleged drone and gun plot targeting Trump birthday Sign up for the Breaking News US newsletter email Law enforcement officials disrupted an attempt to attack the UFC cage fighting event staged at the White House on Sunday with guns and explosive-laden drones, and multiple people were in custody, federal US authorities said. Five people were arrested from states including Ohio, Missouri and California, said a law enforcement official familiar with the matter. The official spoke to the Associated Press on the condition of anonymity to discuss information that was not yet public.