[ applause ] ladies and gentlemen, please remain standing for the departure of the official party. This weekend on the cspan netwo networks, politics, books and American History. On saturday, at 6 00 p. M. Eastern, hurricane katrina, the 10th anniversary. Speakers include bill clinton and the mayor mitch landrieu. And sunday evening at 6 30, speeches from Hillary Clinton and Bernie Sanders at the Democratic National committee in minneapolis. On cspan 2 book tv on saturday at 10 00 eastern on afterwards, author danel Padilla Peralta talked about his book, chasing his journey from an grbt to his college education. And then hurricane katrina, featuring Haley Barbour and Investigative Reporter ronnie green. On American History tv on cspan 3 a few minutes past 2 00 p. M. , don thomas discusses the history of space station and comparing russian and American Development and looking at the future of International Space station efforts. And on sunday at 4 00 p. M. On real america, appointment i