peggy whitson joining us, former nasa astronaut. rself has done -- gosh, what, ten spacewalks i believe? 655 days in space for her. moments ago, peggy, you told us that at some point they would get up. and they are doing that pressure test now? at least i think so, they are hooked up to hoses. they have closed their shields, they arthe cleared shields. tell us what feels like and said that suit. >> once they are getting pressurized, basically you feel kind of like the pillsbury dough girl. [laughs] so, it's pressurizing on you. if you try and move your arms or your hands, you are working against that pressure. so it's a little more challenging in that situation. but that's why suit design is so important, because you still have to be able to function. if, for instance, there was a cabin depressurization and they would need to perform this procedure is to come back to earth, they still have to be able to make those commands on the vehicle and make sure that happens correctly. also, during the rendezvous, there is the potential they mi