(FILES) In this file photo taken on October 26, 2018 Director of the US Secret Service Randolph Alles speaks during a press conference at the Department of Justice in Washington, DC following the arrest of bombing suspect Cesar Sayoc in Florida. - The head of the Secret Service, which guards President Donald Trump and visiting heads of state, is stepping down, the White House said April 8, 2019 in the administration's latest sign of turbulence. "United States Secret Service director Randolph 'Tex' Alles... will be leaving shortly and President Trump has selected James M. Murray, a career member of the USSS, to take over as director beginning in May," Trump spokeswoman Sarah Sanders said in a statement. (Photo by ANDREW CABALLERO-REYNOLDS / AFP)