lawrence korb joins me to discuss the policies in libya in a few minutes, first, richard engel is in tripoli with the latest on the rebel forces' efforts to completely control that city. >> we are now in tripoli's green square, and it was in this square gadhafi promised to crush this rebellion, now the square is controlled by rebels, they have been coming in and out of here all day, celebrating their near-complete takeover of tripoli. it was a day of embraces, cheers -- >> gadhafi die! >> and, of course, celebratory gunfire. libyans this morning poured into tripoli to see what they thought was their fully-liberated city. >> the city is under the seize and control of rebels. >> rebels were greeted like heros, some kissed the ground in thanks. the outpouring of emotion wasn't only in tripoli. in benghazi, the rebel capital saved by rebel intervention, and misrata, a city nearly destroyed. >> my life starts now. >> libya is freed finally. >> nationwide, they tore moammar gadhafi's all-green flag and paraded the rebel's tri-colored banner. nearly all signs of state control here are gone.