File photo taken on Feb. 28, 2017 shows U.S. President Donald Trump (C) addressing the joint session of Congress, as Vice President Mike Pence (L) and House Speaker Paul Ryan listening, on Capitol Hill in Washington D.C., the United States. April 29, 2017 marks the 100th day of Donald Trump's office as the 45th president of the United States. (Xinhua/Yin Bogu)
