gregg: that's saif al-islam, his father, mo maqaddafi's whereabouts, still unknown. >>> the battle for libya is raising brand new questions about the future of the arab nation, what will it look like, could terrorists gain control. coming up, we're going to be talking with former u.s. ambassador to the united nations, john bolton, he'll weigh in on this crisis, and what happens if moammar qaddafi refuses to step down from power. martha: libya, of course, just one of the breaking stories at this hour. there are a number of developing stories we want to get to as well, including the first big hurricane of the season and it could be a monster, the serious threat that irene is now posing to the united states, and intense new fighting as we have been showing you in libya this morning, mo maqaddafi refusing to let go of power. we'll find out what the white house thinks about the new developments today, and also, some new polls that are certainly being matched by -- watched by the white house, who voters would put in charge if the election were held today. interesting new data from gallup, th