NASA astronauts Christina Koch and Jessica Meir walk outside the International Space Station to replace a damaged battery unit just months after NASA had to cancel an all-female spacewalk because of a spacesuit-sizing problem. At a media briefing before the spacewalk, NASA Administrator Jim Bridenstine said the agency would build on the astronauts’ efforts and send the “next man and the first woman” to the moon by 2024, an effort the agency has dubbed “Artemis” after the twin sister of Apollo. Read more: https://wapo.st/31mtyvj. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK

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