Meteorological staff members launch a weather balloon at the landing area for Shenzhou-11 spacecraft, north China's Inner Mongolia Autonomous Region, Nov. 16, 2016. The spacecraft Shenzhou-11, which is carrying taikonauts Jing Haipeng and Chen Dong, separated from the orbiting Tiangong-2 space lab. The separation marks the beginning of the journey home for the two men, who have lived and worked in Tiangong-2 for 30 days. (Photo/Xinhua)
