The three prime astronauts for Shen Zhou 7 have been determined. Zhai Zhigang will likely perform spacewalk. The 3 prime astronauts for Shenzhou 7 include Zhai Zhigang, who was selected for the Shenzhou 5 and 6 programs, as well as his 2 teammates Liu Boming and Jing Haipeng, who were also selected for the Shenzhou 6 program.