uncovered video from one family as they run for their lives, in their own words. large tornado, guys. large tornado. >> caught on camera. funnel clouds bearing down on the midwest. the damage is heavy, and there's more to come with tornado warnings in effect as we go on the air tonight. i'm don lemon in the cnn world headquarters in atlanta. the news starts right now. and we begin with a developing story out of libya. there may be a breakthrough in the attempt to end a nearly two-month-old civil war. african leaders say moammar gadhafi has agreed in principal to a road map for peace, but the deal isn't done yet. the delegation is headed to benghazi tomorrow to talk to the opposition, a group very skeptical about gadhafi's ties to the au. cnn's fred pleitgen with our top story tonight from tripoli. >> reporter: a defiant moammar gadhafi waves to crowds of supporters at his compound in tripoli. the libyan leader trying to display confidence as many world leaders are calling for him to