In this undated image provided by NASA, astronaut Randy Bresnik prepares to enter The Boeing Company&#039;s CST-100 spacecraft for a fit check evaluation at the company&#039;s Houston Product Support Center. On Tuesday, Sept. 16, 2014, NASA will announce which one or two private companies wins the right to transport astronauts to the International Space Station. The deal will end NASA&#039;s expensive reliance on Russian crew transport. The contenders include SpaceX, Sierra Nevada Corp., and Boeing. (AP Photo/NASA)