WASHINGTON, Jan. 20, 2017 (Xinhua) — U.S. former President Barack Obama and his wife Michelle Obama walk to the helicopter escorted by newly-inaugurated U.S. President Donald Trump and his wife Melania Trump after Donald Trump was sworn in as the 45th president of the United States in Washington D.C., the United States, on Jan. 20, 2017. (Xinhua/Bao Dandan/IANS)
WASHINGTON, Jan. 20, 2017 (Xinhua) — The helicopter carrying former President Barack Obama leaves U.S. Capitol after Donald Trump was sworn in as the 45th president of the United States in Washington D.C., the United States, on Jan. 20, 2017. (Xinhua/Bao Dandan/IANS)