On this “Face the Nation” broadcast moderated by Margaret Brennan: Rep. Kevin McCarthy, R-Calif. ( read more ) Sen. Michael Bennet, D-Colo. ( read more ) Former Defense Secretary Robert Gates ( read more ) ( read more ) ( read more ) Former Treasury Secretary Hank Paulson ( watch ) Panelists: Susan Glasser and David Nakamura ( watch ) Click here to browse full transcripts of “Face the Nation.” MARGARET BRENNAN: It’s Sunday, May 12th. I’m Margaret Brennan and this is FACE THE NATION. These are challenging times for the Trump administration as the President faces rising tensions with Iran, North Korea, China, and Russia. As trade talks stall President Trump raises tariffs on China and threatens more. The North Koreans test a second round of ballistic missiles, and the U.S. makes new military deployments to the Persian Gulf following intelligence reports that Iran is planning possible attacks on American forces in the region. Back at home, Democrats say the country faces a constitutional crisis over the administration’s refusal to cooperate with Congress on several investigations, as most Republicans step up the pressure to move on from the Mueller report. But the Republican-led Senate Intelligence Committee wants to hear…