NASA's Don Pettit, 2 astronaut crew, ends seven-month space station visit
NASA's oldest active astronaut Don Pettit celebrated his 70th birthday with two astronaut crew members overnight Saturday, evacuated from the International Space Station and regressed to Earth in the reentry heat to end the 220-day expedition. Pettit, Suiz MS-26/72S commander Alexey Ovchinin and flight engineer Ivan Vagner canceled from the Russian Rassvet module at 5:57…