1 00:00:02,520 --> 00:00:07,980 Safety is being built into every aspect of Boeing and SpaceX’s crew missions, from 2 00:00:07,980 --> 00:00:13,190 testing commercial flight hardware that will carry astronauts to low-Earth orbit, to preparing 3 00:00:13,190 --> 00:00:16,270 for unlikely emergency situations. 4 00:00:16,270 --> 00:00:20,761 As both companies prepare to launch astronauts to the International Space Station from the 5 00:00:20,761 --> 00:00:25,860 United States, NASA and the Department of Defense prepare for the unlikely event of 6 00:00:25,860 --> 00:00:27,810 an emergency. 7 00:00:27,810 --> 00:00:32,369 The Department of Defense and U.S. Air Force Guardian Angels have rehearsed their rescue