Three astronauts return to Earth after 168 days in space
After spending 168 days aboard the International Space Station, NASA astronaut Scott Tingle, Japan's Norishige Kanai and Russian cosmonaut Anton Shkaplerov landed in Kazakhstan on Sunday. While Tingle and Kanai conducted separate spacewalks, Shkaplerov did a record-setting 8-hour-long spacewalk. It was Tingle and Kanai's first mission, while Shkaplerov has logged 532 days on three flights.