allison mcintyre is chief of nasa's space vehicle mock—up facility and she is giving us a tour of here in amongst past spacecraft, prototypes of future ships, and a replica of the international space station that's used to train future astronauts. we have a canadian, david saint—jacques, three americans, and then two russian crewmembers. every american who's flown to space since 1980 has has trained in this facility. so this morning we had an emergency scenario, so you can actually you pump smoke into a module and they run their procedures through it. and nasa is responsible for all the integrated training. so while the crewmembers may go to russia to get their russian systems training, to europe to get training on the columbus european space agency's module, here we do integrated training, the emergency scenarios, and then these routine operations, which is sort of a day in the life. even though you've got part of the space shuttle in here and you've got a clone of the international space station and spacecraft of the future here, too, there are echoes of apollo everywhere. this is 0