Bao Li and Qing Bao, two three-year-old giant pandas, arrived from China on Tuesday to Washington, D.C. aboard the Panda Express by FedEx to the Smithsonian National Zoo. Credit: WTTG Bao Li and Qing Bao, two three-year-old giant pandas, arrived from China on Tuesday to Washington, D.C. aboard the Panda Express by FedEx to the Smithsonian National Zoo. Credit: WTTG