Vehicles run in smog in Beijing, capital of China, Oct. 6, 2015. China's central observatory on Tuesday issued a yellow alert for smog to hit parts of north China, including Beijing, on Tuesday and Wednesday. (Photo: Xinhua/Liu Xianguo)
RIGHT BG
Vehicles run in smog in Beijing, capital of China, Oct. 6, 2015. China's central observatory on Tuesday issued a yellow alert for smog to hit parts of north China, including Beijing, on Tuesday and Wednesday. (Photo: Xinhua/Liu Xianguo)