her nomination to be to U.S. ambassador to the United Nations at Capitol Hill in Washington, U.S., January 18, 2017. (REUTERS/Carlos Barria) South Carolina Gov. Nikki Haley, nominee to be the US ambassador to the United Nations, walks through the Capitol to the Senate subway on Thursday, Jan. 12, 2017. (Photo By Bill Clark/CQ Roll Call) Delegates pose for pictures with South Carolina Governor Nikki Haley (C) on the floor during the third session of the Republican National Convention in Cleveland, Ohio, U.S. July 20, 2016. (REUTERS/Jonathan Ernst) U.S.Sen. Ted Cruz (R-TX) speaks with South Carolina Gov. Nikki Haley at the Federalist Society, 2016 National Lawyers Convention at the Mayflower Hotel, on November 18, 2016 in Washington, DC. (Photo by Mark Wilson/Getty Images) Republican South Carolina Governor NikkiHaley delivers remarks at the Federalist Society 2016 National Lawyers Convention in Washington, U.S., November 18, 2016. (REUTERS/Gary Cameron) South Carolina Governor Nikki Haley (L) and U.S. Republican presidential candidate Marco Rubio react on stage during a campaign event in Chapin, South Carolina February 17, 2016. Haley announced her endorsement of Rubio for the Republican presidential nomination. (REUTERS/Chris Keane) Escorted by staff and security, South Carolina Governor Nikki Haley (C) moves from one television interview to another across from the historic Emanuel African Methodist Episcopal Church June 19, 2015 in Charleston, South Carolina. Haley called for the death penalty for Dylann Storm Roof, 21, of Lexington, South Carolina, if he is found guilty of murdering nine people during a prayer meeting at the church Wednesday night. Among the