Medical team members cheer for each other before leaving for Wuhan, the epicenter of the coronavirus outbreak, at the Haikou Meilan International Airport in Haikou, south China's Hainan Province, Feb. 4, 2020. A medical team from Hainan Province left for Wuhan on Tuesday to aid the novel coronavirus control efforts there. (Photo by Pu Xiaoxu/Xinhua)
