Pang Zhen (L) and Chen Meiru make preparations before entering a contaminated area in the hospital in Beijing, capital of China, Feb. 13, 2020. Pang Zhen and Chen Meiru, a married couple, both work as nurses at intensive care unit of Beijing Ditan Hospital affiliated to Capital Medical University. Their department, including 16 doctors and 61 nurses, began to receive COVID-19 patients since January. "We're family after work and comrades in the battle against the epidemic. We will strive to win the battle," said Pang Zhen. (Xinhua/Zhang Yuwei)