>> i'm a c-span fan. [ cheers and applause ] >> ron mcnair and pilot mike smith followed by christa mcauliffe and greg jarvis. >> 30 years ago on january 28th, 1986, the space shuttle challenger exploded 73 seconds after lift-off, taking the lives of the seven crew members pictured here. up next on american history tv's real america, a 1986 nasa video report detailing the causes of the disaster. the conclusions are the findings of the presidential commission on the space shuttle accident released on june 6th of 1986. but first nasa's video of the shuttle launch, followed by president reagan's remarks to the nation from the oval office about five hours after the accident. >> t minus 15 seconds. t minus 10. nine, eight, seven, six -- we have main engine start. four, three, two, one. and lift-off. lift-off of the 25th space shuttle mission and it has cleared the tower. >> rock'n'roll. >> good roll program confirmed. challenger now heading down range. engines beginning throttling down now at 94%. normal throttle for most of the flight, 104%. will throttle down to 65% shortly. engines at 65%. thre

the crew included school teacher christa mcauliffe, selected from more than 11,000 am quantipplic be the first teacher in space. next on history tv's real america, a ten-minutes nasa video of mcauliffe, on the right in this photo, with backup teacher barbara morgan are shown meeting the "challenger" crew, testing food and being fitted for space clothing. >> there we go. okay. >> oh, gee, thanks. >> that's all right. you missed the world's greatest picture. >> okay. y'all can relax. as soon as charles [ inaudible ]. he's trying to get one. >> we haven't really done that. you know, when it happened with me, i'm sure it happened to barbara, we had a lot of people who wanted to know exactly what time we were stepping one foot off so they could interview us for eight hours. we talked briefly this morning and said -- >> okay. that's good. >> people take one of everything. >> we will just finish up the spinach. >> does that seem normal? >> no. it really seems strange. >> this, when you drink it, keeps the liquid from coming out. >> you have to open that up before you can drink. like that. >

the crew included school teacher christa mcauliffe, selected from more than 11,000 am quantipplic be the first teacher in space. next on history tv's real america, a ten-minutes nasa video of mcauliffe, on the right in this photo, with backup teacher barba morgan are shown meeting the "challenger" crew, testing food and being fitted for space clothing. >> there we go. okay. >> oh, gee, thanks. >> that's all right. you missed the world's greatest picture. >> okay. y'all can relax. as soon as charles [ inaudible ]. he's trying to get one. >> we haven't really done that. you know, when it happened with me, i'm sure it happened to barbara, we had a lot of people who wanted to know exactly what time we were stepping one foot off so they could interview us for eight hours. we talked briefly this morning and said -- >> okay. that's good. >> people take one of everything. >> we will just finish up the spinach. >> does that seem normal? >> no. it really seems strange. >> this, when you drink it, keeps the liquid from coming out. >> you have to open that up before you can drink. like that. >>