Shenzhou XIV astronauts to conduct first spacewalk

Shenzhou XIV astronauts Chen Dong (center), Liu Yang (right) and Cai Xuzhe salute after entering the Wentian module, the first lab module of China's space station. The astronauts will have duties to perform in orbit, such as controlling the space station's orientation, maneuvering the small mechanical arm and testing the module's big and small arms. (XU BU/FOR CHINA DAILY)