and it is the how that will make all the difference. >>> back with john prendergast and george clooney"robust" to explain the diplomacy needed. would you break that down for me? what consequence at this constitutes robust? >> it's a good question. the one thing we're very good at is diplomacy. we have done that for years and have been very successful at it. we were successful in 2005 in this exact same region. we know the map. it requires -- they're going to have to find -- they're going to decide on a border, they're going to decide on profit sharing, and it's going to require going to the governor of khartoum and saying if you go by all of these rules, and if you -- including darfur, and if you seek peace, then there can be carrots. there can be rewards for that, including what they would like, which is normalizing some relations with the u.s. on the other hand, we have to use the international community as much as possible to say, on the other hand, if you choose violence, then this is going to -- then khartoum is going to become a very small place, very isolated. he doesn't spend h

he's here with john prendergast, the co-author of "the enough moment, fighting east africa's worst humanng time. but a lot of our viewers don't know what's happening there. there's a fragile peace taking hold after years of civil war. and as hillary clinton says, its could blow up in the next couple of months. >> that's right. in 2005, after a 21-year war, where 2.5 million sudanese were killed, there was a peace agreement. and the people in the south, who were enslaved and were sold and slaughtered and tortured and raped, won a chance to vote for their freedom. and on april 9th, they're going to vote for their freedom. and that's going to cause a tremendous amount of problems between the north and south again. >> and the fear is, the north will, if the south votes for their freedom, the north will begin a war again. i know that president obama has also been focused on this. and you met with him yesterday. what did he tell you about what he can do to prevent that ticking time bomb from exploding? >> well, what's happened, i think, you know, we're playing a little bit of catchup on this o

john prendergast, george clooney, we really appreciate it. we hope every little bit helps. >> thank you. >> thank you very much. >> larry: if you'd like more information, go to sudanactionnow.org. >>> i'm don lemon. coast to coast from the president to the toughest critics, the battle for control of congress is turning red hot right now. sarah palin rallied the republican faithful in california, blistering president obama and speaker nancy pelosi and encouraging her supporters to get out and vote. president obama campaigned for the massachusetts governor urging voters not to let republicans take control of congress. we have a developing story to tell you about out of mexico. four americans dead in a small plane crash. mexican officials found the wreckage in baja, california. the passengers were part of a group called flying samaritans which runs free medical clinics in that part of the country. no word yet on the cause of that crash. >>> she played one of tv's most famous moms. barbara billingsly has died at the age of 94 after her family say

john, nice to see you. mr. clooney, nice to see you. >> and i'm not mr. prendergast? i'm tired of this, for the record. >> i've only seen mr. clooney on the screen before, so he's mr. clooney. what are the chinese up to? because the united states, we give money, but the trade relationship the u.s., as my grandmother would say, butkus. the chinese are the ones who really hole the strings in terms of oil. so are you trying to convince them to do something? it would seem that they have the most to lose of foreign powers if this goes down badly. >> i made trips to china. john's been there plenty of times. you can't really shame them into it. and they're a pretty big country with big needs and they need oil. and there's a lot of oil there right now. the third-largest oil supplier out of africa. so it's a big number. and you can go there and get chinese workers to back the trucks going all through south sudan. it's a big issue. but rather than -- the tact of trying to say shame on you guys for not paying attention to humanitarian issues hasn't been very effective. you don't

george clooney and john prendergast join us from washington. good morning. >> george, let me start with you, this referendum is going to happen in january. >> right. >> this splitting of sudan in two seems of a done deal, a fait accompli. what is your biggest fear about what will happen if and when this country splits in half? >> well, we know what's happened before when they went to war two and a half million people died in that 21-year war that ended with a negotiated peace agreement. there's more than a good chance, i'm not saying this, this is from the state department said it is a ticking time bomb. the cia said it's the place most likely to have atrocities including genocide. the president, we met with senator lugar yesterday. everyone has the same fear, which is that a lot of people could be dying -- could die. >> talk about this a little bit, john, who has the most to gain in this situation, and who's at greatest risk? >> well, the stakes have risen dramatically over the last ten years in southern sudan is the exploitation of oil began

john prendergast, george clooney, every little bit helps. if you'd like more information, go to sudanaction.org. right now let goes to anderson cooper and "ac 360." >>> thanks, larry, and thanks everyone for watching. breaking news we've learned several of the rescued miners in chile have been released from the hospital. we have late information from the hospital where others are still being checked out. remarkable progress to report. remember the miner with the wife and mistress? the latest on which woman he has chosen to go home to. also tonight, sharron angle squaring off against harry reid in a debate, why sharron angle has claimed two american towns are being taken over by sharia law. she said it on the campaign trail, we know it's not true, now she's trying to explain herself. >>> later, the murder and now mystery on pirate lake. an american murdered, a mexican law enforcement official killed. tonight a bold new theory of how it happened, how it all might have started with a case of mistaken identity, a mexican license plate on an amer