in the past and how easy it might be to live there in the future. this study does answer those questions. it is more focused on whether or not humans might be able to go there in the future. if you think about what this find might mean for humans, if you take a cubic foot of mars dirt and heat it up like we did, you can get out almost a couple of bottles of water worth of water out of it. that is a great resource for human explorers. >>elisabeth: that is good news. brian can go. we've been waiting to send him all week. >>brian: i'd like to see a different vacation. we're watching exactly what you discussed, this unmanned probe worked this plant and it is incredible, the technology and what's been done. laurie, thanks so much for sharing with us. anything happens, i want you calling us; okay? >>elisabeth: that's right. up next, his buddy busted him out of jail, but he wanted to go back. take a listen. >> 911. what is your emergency?