Sun Yanyan, a nurse of the First Hospital of Shanxi Medical University, hugs her son before leaving for Hubei Province at Wusu International Airport in Taiyuan, north China's Shanxi Province, Feb. 20, 2020. The 12th batch of 173 medical staff from Shanxi to Hubei departed on Thursday to help the novel coronavirus control efforts there. So far over 1,400 medical workers from Shanxi have assisted Hubei in the anti-virus fight. (Photo by Chai Ting/Xinhua)
