In this photo released by Xinhua News Agency, Chinese astronauts from left, Ye Guangfu, Wang Yaping and Zhai Zhigang wave before leaving for their Shenzhou-13 crewed space mission at the Jiuquan Satellite Launch Center in northwest China, Oct. 15, 2021. Shortly ahead of sending a new three-person crew to its space station, China on Friday renewed its commitment to international cooperation in the peaceful use of space. (Li Gang/Xinhua via AP)
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