More Chinese medical teams leave for Wuhan to aid novel coronavirus control efforts

Cai Hui (front), head of the medical team, receives the team flag during a ceremony before their departure for Wuhan of Hubei Province, in Lanzhou, northwest China's Gansu Province, Jan. 28, 2020. A medical team comprised of 137 medical workers from Gansu left for Wuhan on Tuesday to aid the novel coronavirus control efforts there. (Xinhua/Chen Bin)