that often. so there's so much we don't know about what we're able to accomplish and not able to accomplish with those agents. >> the other interesting thing is the way they're protecting themselves. and i'm talking about the uss ronald reagan, all the sailors onboard and the navy helicopter pilots. they're moving farther out away from the wind. so that doesn't seem to be the greatest of protections. you just have to like listen to which way the wind is blowing? >> that's actually -- definitely the smart thing to do. this is all about dose. so the further away you go, the better, the stronger the wind that's taking it away from you, the better. this is all about, you know, sort of real estate location, location, location. it's all about location, it's all about dose. try to get as far away as you can. >> hopefully the wind won't switch direction. >> let's hope. >> many thanks. an all-star group of celebrities jumped into action after the haiti earthquake last year. now that japan is dealing with