NASA astronaut Scott Kelly, left, and crewmate Kjell Lindgren, right, chat with CBS News during a space-to-ground question-and-answer session Monday. Kelly urged lawmakers to fully fund NASA’s commercial crew program to end sole reliance on Russia’s Soyuz spacecraft. (CBS News)   Scott Kelly, an astronaut nearly five months into a one-year stay at the International Space Station, has begged Congress to stop killing America’s manned space program. In the words.. Read More