(FILES) This file photo taken on June 28, 2016 shows US Senate Foreign Relations Committee Chair Senator Bob Corker during a committee hearing on global efforts to defeat ISIS on Capitol Hill in Washington, DC. Corker, seen as a potential running mate for US Republican presidential candidate Donald Trump, has bowed out of consideration for the spot of vice president, according a July 6, 2016, interview in The Washington Post. / AFP PHOTO / MANDEL NGANMANDEL NGAN/AFP/Getty Images