Liu Chunhua (R), a member of a medical team leaving for Wuhan of Hubei Province, wears a face mask with a drawing of smiling face by her daughter Ren Shuyao (L) at Xinjiang Medical University in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Jan. 28, 2020. A team comprised of 142 medical workers from Xinjiang left for Wuhan on Tuesday to aid the novel coronavirus control efforts there. (Xinhua/Wang Fei)