Fahrenheit. and they have layers, but they're definitely going to be in the dark and layered up and huddled together to try and maintain warmth. this is a crew that would be smart enough to know ow to the do that kind of thing. when you look at p.h., he's been in some rings for 60 years, so nobody has the level of experience this guy does. so if there's any way they can manage, this is a team that can do it. >> let's keep our hopes alive. thanks for being with us, aaron, i appreciate you taking the time to talk to us. i want to talk to brian, a senior fellow for defense concepts and technology...