CNNW CNN Presents March 18, 2012
>> reporter: bombarded for months. picked off by snipers. food and supplies running out. medical care, impossible. >> this is the story of a cnn team that got into syria's most dangerous city. to reach a handful of citizens risking their lives every day. to see firsthand, to bear witness, and to tell the world about the suffering, the grief, and the courage of homs. this is the account of "72 hours under fire." [ explosion ] >> reporter: for more than a year, the regime of dictator bashar al assad have used brutal force to put down a popular uprising in syria. across the country, pro...