US astronaut Scott Kelly is assisted by ground personnel shortly after landing near the town of Dzhezkazgan (Zhezkazgan), Kazakhstan, March 2, 2016. NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko returned to Earth on Wednesday after nearly a year on the International Space Station, the longest US space mission on record, intended to pave the way for human travel to Mars. [Photo/Agencies] |