NASA astronaut Sunita Williams stuck in space for half a year: Is her health deteriorating?
NASA astronaut Sunita Williams, 59, has been marooned on the international space station for nearly half a year with her colleague Barry Wilmore, 61. Initially intended as an eight-day mission, the two astronauts were left to their fate after technical mishaps such as thruster failure and helium leaks stopped their Boeing Starliner spacecraft from proceeding