U.S. national zoo holds housewarming event inside giant panda house

Visitors watch a giant panda in the giant panda house at the Smithsonian's National Zoo in Washington D.C., the United States, on Feb. 23, 2019. The Smithsonian's National Zoo in Washington D.C. held a housewarming event inside the giant panda house on Saturday to celebrate the completion of a new visitor exhibit. (Xinhua/Ting Shen)