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Sunita Williams (b. 1965) is an American astronaut and United States Navy officer of Indian-Slovenian descent. Born in Euclid, Ohio, Williams joined the Navy in 1987 and was designated a naval aviator two years later. Before being selected for astronaut training in 1998, she was deployed to the Gulf War and in hurricane relief efforts. Williams was assigned to the International Space Station as a member of Expedition 14 and Expedition 15. In 2012, she served as a flight engineer on Expedition 32 and then commander of Expedition 33. Since 2015 she has been involved in the Commercial Crew Development program. Williams holds the records for total spacewalks by a woman (seven) and most spacewalk time for a woman (50 hours, 40 minutes).Photograph: NASA