Wang Jing (2nd L), a nurse, poses for photos with family before leaving for Wuhan of Hubei Province, at the airport in Chengdu, capital of southwest China's Sichuan Province, Feb. 2, 2020. The 3rd batch of 126 medical staff of Sichuan Province left for Wuhan on Feb 2 to aid Hubei Province in fighting the novel coronavirus. (Xinhua/Liu Kun)