>> we've got serious problems here. >> they got up to one revolution a second so we decided to undock, which we suspected was a problem and the gemini started spinning and we figured out, oh, it's the gemini. >> what seems to be the problem? >> it's rolling and we can't turn anything off. >> did he say he could not turn the agena off. >> he said he separated and did a roll and can't stop it. >> the only way to get out was for him to fire the thruster. >> stop the spinning spacecraft before it spun so much they passed out. >> we got down alive and neil said, i think we'll both have another chance and we did. >> the leak in space, cbs news coverage of astronaut gemini nine, two and a half walk in space reporting from the cbs news space center, walter cronkite.