doctor noticing something unusual young patients were coming into his hospital and dying very quickly, within 24 hours. he wrote a letter of warning describing a terrifying picture a disease that he d never seen before that was nearly 100% lethal. so we decided to go to the hospital in the center of the city. the majority of these cases, mostly under the age of 3, were seriously ill. and many of them had died within 24 hours of admission. that s frightening, i think, for people to hear. absolutely. there s a lot of diseases in this part of the world. many parts of the world. but that kill that quickly the backdrop is important here. the hospital treats thousands of children suffering from dang a fever, malaria, and tuberculosis every week. and remember, this is a part of the world where bird flu and sars originated. still, right away, dr. richner knew this was different. it s a new picture for us. we ve never seen this before he s the head of the hospital
take years to fix. and sanjay gupta joining us live this hour in cambodia where children are dying after 24 hours of hell. how will they fix this? where is the solution? hi, everybody. we start with house republicans renewing their efforts to overturn the affordable care act. you know the thing they call obamacare which was upheld by the supreme court but there s always tomorrow. you re looking at one of the hearings on capitol hill dealing with health care. a whole lot of debate going on tomorrow, because that will set the stage for a vote tomorrow. what you re looking at now, the house ways and means committee. not long from now the house oversight committee is going to tackle the very same subject. our senior congressional correspondent dana bash is in washington live. it s hard to believe that there have been 31 attempts to either tweak, yank, pull, dissect or destroy this thing all together. what is the point of tomorrow s vote? reporter: well, they obviously have fr