Profile of congressional witness Fiona Hill;House Intelligence Committee Chairman Adam Schiff, D-Calif., left, with Rep. Devin Nunes, R-Calif, the ranking member, concludes a day of testimony by key witnesses as it probes President Donald Trump's efforts to tie U.S. aid for Ukraine to investigations of his political opponents, on Capitol Hill in Washington, Wednesday, Nov. 20, 2019. (Jonathan Ernst/Pool Photo via AP)David Holmes, a career diplomat and the political counselor at the U.S. Embassy in Kyiv, Ukraine, arrives on Capitol Hill, Friday, Nov. 15, 2019, in Washington, to testify before congressional lawmakers as part of the House impeachment inquiry into President Donald Trump. (AP Photo/Jose Luis Magana)David Holmes, a career diplomat and the political counselor at the embassy in Kyiv, arrives on Capitol Hill, Friday, Nov. 15, 2019, in Washington, to testify before congressional lawmakers as part of the House impeachment inquiry into President Donald Trump. (AP Photo/Jose Luis Magana)President Donald Trump walks to the Marine One helicopter after speaking to the media, Wednesday, Nov. 20, 2019, as he leaves the White House in Washington, en route to Texas. (AP Photo/Patrick Semansky)David Holmes, the political counsel at the U.S. Embassy in Ukraine, leaves the Capitol Hill, Friday, Nov. 15, 2019, in Washington, after he testified before congressional lawmakers as part of the House impeachment inquiry into President Donald Trump. (AP Photo/Jose Luis Magana)Ranking member Rep. Devin Nunes of Calif.,left, Steve Castor, the Republican staff attorney, center, and Rep. Jim Jordan, R-Ohio, huddle as U.S. Ambassador to the European Union Gordon Sondland testifies before the House Intelligence Committee on Capitol Hill in Washington, Wednesday, Nov. 20, 2019, during a public impeachment hearing of President Donald Trump's efforts to tie U.S. aid for Ukraine to investigations of his political opponents. (AP Photo/Alex Brandon)David Holmes, a career diplomat and the political counselor at the embassy in Kyiv, arrives on Capitol Hill, Friday, Nov. 15, 2019, in Washington, to testify before congressional lawmakers as part of the House impeachment inquiry into President Donald Trump. (AP Photo/Jose Luis Magana)FILE - In this Nov. 4, 2019, file photo former White House adviser on Russia, Fiona Hill arrives for a closed door meeting as part of the House impeachment inquiry into President Donald Trump on Capitol Hill in Washington. (AP Photo/Andrew Harnik, File)U.S. Ambassador to the European Union Gordon Sondland arrives to testify before the House Intelligence Committee on Capitol Hill in Washington, Wednesday, Nov. 20, 2019, during a public impeachment hearing of President Donald Trump's efforts to tie U.S. aid for Ukraine to investigations of his political opponents. (Doug Mills/Pool Photo via AP)
