 Mayorkas promises his department, which oversees the Secret Service, will cooperate with an independent investigation. Christiane Cordero, ABC News, Washington. Team coverage, Oklahoma Senator Mark Wayne Mullen says that he talked to former President Trump yesterday, a day after he was injured in what the FBI calls an attempted assassination. Mullen says Trump was his usual self, but did acknowledge how close he came to disaster. Mullen also says the former president raved about the Secret Service.