Tu Shengjin (L), a physician of an isolated intensive care ward in Wuhan Jinyintan Hospital, talks with his wife Cao Shan, a nurse of Wuhan Jinyintan Hospital, outside the hospital in Wuhan, central China's Hubei Province, Feb. 22, 2020. To battle COVID-19 on the frontline, they have been sleeping in their car parked outside the hospital since Lunar New Year's Day. (Xinhua/Xiong Qi)
