they've taken the convention center, which was gadhafi's strong hold, a command and control center. also, they took the university, which is also used in that capacity it now there seems to be just a few more strong holds. gadhafi's palace in the center green square where there's heavy fighting at this time. also concerns about civilians perhaps thousands remain inside sirte. the revolution command says they are trying to take care of them as much as possible. at this time, it does seem we are moving into an end game. >> heather: isç that what happens next? what happens next an end game? >> reporter: if they take sirte, libya's new transitional authority says they will declare libya liberated. that means they've got control of all the major ports. they will push towards