we'll talk more tomorrow night with jonathan katz, author of "how the world came to save haiti and left behind a disaster." when we return africa's endangered black ryanio. could a group of texas hunters offer the best hope of saving them? >> every sunday night al jazeera america presents the best documentaries. a historic election >> we have 47% of our people who pay no income taxes... >> we take you behind the scenes >> i'm rick santorum, i'm running for president... >> no barriers... >> i intend to be the nominee that defeats barack obama >> no restrictions... >> i think we're catching on... >> no filters... >> my guess is they won't be voting for me... >> al jazeera america presents caucus >> next we consider sacrifice, and whether saving some members of the endangered species is better than saving others. >> the largest number remain which has been praised for its rhino conservation efforts. now it's about to get a boost from a very unlikely source, a group of hunters in texas, who say they want to help the black rhino by killing one. this weekend the dallas safari club is auctioni

starting at 8:00 eastern, jonathan katz on his book, "the big truck that went by" how the world came to save haiti and left behind a disaster. at :50, nina monk talks about her book "the idealist: jeffrey sachs and the quest to end poverty." at 9:40, "why growth matters: how economic growth in india reduced poverty and the lesson for other developing countries." and on c-span3, american history tv with programs on the 1920's. starting at 8:00 eastern, a look at 1920's culture and society. after that, a discussion on the rise of gangsters in the prohibition era. then a look at the role of the ku klux klan. later a professor examines race relations in the 1920's. american history tv, tonight on c-span3. also tonight, c-span's series on first ladies continues with a look at the life of betty ford. during her time in the white house she raised breast cancer awareness after surviving the disease and voiced support for after her husband left office, she shared her experience with alcohol and prescription drug addiction which led to the creation of the betty ford center. the life and career

jonathan katz on his book, the big trucks that went by. how the world went to save haiti and left he had the big disaster. after that, discussing the book, white growth matters, how economic growth in india reduced poverty and the lessons for other developing countries. that is tonight on c-span two. carolinarsity of north recently hosted a conversation on the future of tv news. sherwoodwood -- ben spoke with students about new technology and investigative journalism. this is an hour and a half. [applause] >> thank you, david. thank you, susan. this has been a delightful day. this is the second time i have been on campus. i am always impressed when i am here. white harbor has been my friend for 25 years or so, when wade says that i need you, i will go wherever that goes. he has been my most trusted business advisor, i have a high appreciation for him, this has been on his mind for years. we have talked about this. i smoke a cigar, wade bears with that and tells me about his vision. i am delighted to be here. i also want to shout out to han