options. the white house saying it has not yet made a decision on whether to use air strikes but so far the u.s. military says its drones have not been part of any attacks anywhere inside iraq. barbara starr, our pentagon correspondent, has been following these developments. what are they saying so far about the possibility of air strikes, that air option going forward? >> still on the table, wolf, still the president making no decision, and many u.s. military officials saying that air strikes basically will not solve the political crisis inside of iraq. it is not going to destroy isis. it's not going to make the iraqi military any stronger. it's not really going to achieve much. so why is it still on the table? well, there's tree basic scenarios that would make air strikes come about at this point. first and foremost, if those u.s. military advisers going into iraq came under enemy fire, you can bet warplanes will roll in and protect them until they can be got be out of that.