File photo taken on Nov. 2, 2017 shows U.S. President Donald Trump (R) and Federal Reserve Governor Jerome Powell attending a nomination ceremony at the rose garden of White House in Washington D.C., the United States. Trump picked Thursday Federal Reserve Governor Jerome Powell as next Federal Reserve chair. Jan. 20, 2018 reaches one-year mark for Donald Trump as the 45th president of the United States. One year into U.S. President Donald Trump's presidency, the uncertainties and anxieties over his unconventional playbook appear to have not diminished. As he seeks to implement his campaign promises, which seem controversial and even unacceptable to many, rifts, feuds and controversies dogged the year and 2018 would probably not be any different. (Xinhua/Yin Bogu)