mr. schiffer. i would make a couple of comments of cheonan. one is the nature of the attack was unexpected. it was provoked an expected, so from that standpoint, it was a surprise attack and a surprise to the koreans. as was indicated, a lot of our focus here at the near term has been increasing the capacity of the south koreans in terms of asw exercise is to increase capability in those areas. i did the chinese remain concerned with the stability of north korea in general, and i think that is in large part is a large calculus and how they respond to these situations here. to us has already we expect our mystified on given the evidence we salles for the cheonan that wasn't attributed to the north koreans. thank you. >> thank you, mr. courtney. to let everybody know, we have three votes that have been called. our witnesses have graciously agreed to wait until we go over and to those. i want to try to get one more set of questions, so i would like to turn now to the gentleman from alabama, mr. rogers. >> general allan might understand the depart