Rex Tillerson speaks after being sworn in as US Secretary of State as US President Donald Trump looks on in the Oval Office at the White House in Washington, DC, on February 1, 2017.
President Trump notched a victory with confirmation of Rex Tillerson as his secretary of state, but opposition Democrats girded for battle over several other nominations, including his pick for the US Supreme Court. / AFP / NICHOLAS KAMM        (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)