Powerful Republicans, including Sens. John McCainJohn McCainUS democracy is in crisis. Trump voters must help us get past it. The rise of Carlson, and the fall of Van Susteren Booker to vote against Tillerson MORE (R-Ariz.) and Lindsey GrahamLindsey GrahamTrump’s UN pick threads needle on Russia, NATO Haley slams United Nations, echoing Trump Haley to question US funding of UN: report MORE (R-S.C.), however, rushed to her defense, and she easily cleared the Senate Foreign Relations Committee. They said Nuland was an accomplished diplomat who has served as principal deputy foreign policy adviser to then-Vice President Cheney and U.S. ambassador to NATO under former President George W. Bush.