A group of pigeons fly during snowfall in Beijing, capital of China, Feb. 21, 2017. Beijing embraced snowfall as a cold front hit northern and western China. (Xinhua/Wang Jianhua)
A group of pigeons fly during snowfall in Beijing, capital of China, Feb. 21, 2017. Beijing embraced snowfall as a cold front hit northern and western China. (Xinhua/Wang Jianhua)