laurderdale. later at night they would send out these big rescue planes and one of them disappeared with 13 men on board. and they start a five day search and never found anything. >> watch all of our events saturday from 5:30 p.m. eastern on c-span 2's book tv. and sunday afternoon at 2:00 on c-span3. ♪ ♪ sitting in a tip can ♪ ♪ far above the world planet earth is blue and there's nothing left to do ♪ >> sunday night, veteran canadian astronaut chris hatfield produced videos on his many activities on the international space station and shares scientific and personal information about being in space. >> the only time i felt a shiver of fear was on the dark side of the earth and looking at actually and watching a shooting star come in between me and the earth and at first i had the reaction of wishing upon a star and i had a realize that that was a huge dumb rock from the universe going 20 miles a second that missed us and made it down to the atmosphere. it was a big enough one that you could see