charlie d'agada, cbs news, london. >> still ahead on cbs-3 this saturday morning, doctors always say wear your sunscreen , right? it looks like they are right. >> burns, but i didn't think it would be this catostrophic. >> yikes. that was the after shot of her legs, wait until you see what they look like after a day in the sun without sunscreen. the dangers of too much sun, and no sun block. we'll also have this. >> if a manor woman ever makes it to mars, they might be driving a moving robot like this. i'm nicky batiste in new york. coming up >> welcome back, the kennedy space center's mars rover is wrapping up it us tour making a landing in new york. the concept vehicle shows what a manned mars rover might look like. nicky batiste takes us inside. >> hey, guys. >> carter and marshall de mars got their first taste of the future of space travel. meeting former astronaut mike massimino, getting up close to a prototype of the nasa newest mars rover. >> the size of the rover just humungous, i thought it would be one of those piney rover, but so big. >> nearly 3-ton monster mobile looks l