first remarks from president obama followed by republican senator kay bailey hutcheson. >> sunday, author and new york daily news columnist stanley crouch. that is at 8:00 p.m. eastern on c-span. this weekend, the first of three british election debates for the first time, prime minister gordon brown conservative party leader david cameron, a liberal democrat leader nick clegg face- off in debates. watch them in their entirety for three consecutive weekends. >> remarks from president obama on the future of nasa and u.s. leadership in human space flight. first-come introductory comments from the chair of the science and space subcommittee senator bill nelson of florida. this is about 35 minutes. >> >> the man i am about to introduce is a patriot, leader, and a visionary. he is also someone who knows the importance of america being the leader in science and technology through space exploration. he has been there, done that. he is a marine general, aviator, a test pilot who flew more than 100 missions in vietnam. he is an astronauts and a veteran of four space shuttle flights. i have known h