Roger 441 News Today

Any adjustment? >> roger. >> right here. >> okay. good luck. >> thank you, gunner. >> all right. closing the hatch. >> roger. 441, the cm hatch is closed. >> all righty. >> the hatch is closed and were beginning to purge the cabin to bring it to the proper atmosphere for launch, which is a combination of oxygen and nitrogen, 60% oxygen and 40% nitrogen atmosphere. the astronauts, themselves, are breathing pure oxygen through their space suits. coming up shortly will be another key test in which ...