 U.S. Vice President Joe Biden R is joined by Ebola Response Coordinator Ron Klain L in the Eisenhower Executive Office Building on the White House complex in Washington, U.S. November 13, 2014. Larry Downing Reuters White House Chief of Staff Ron Klain is preparing to step down in the coming weeks, according to a ... Ron Klain, Bidens White House chief of staff, is reportedly... 