in donald trump or his commitment, not only on north korea, but to be there as a trading force, to be there as a security force permanently, and not to pull back from that. that is his biggest objective. i think the other part of this is to achieve some step forward on the denuclearization in north korea. and to not look crazy about it. i mean, as i think chris jansing was saying earlier to try to communicate that preemptive strike is not something he may tweet about that but that's not something america's going to easily trip into in dealing with north korea. >> he laid out a warning to dictators earlier in his address to u.s. troops, and the region. so does he have to be careful here? can he be the reactive, impulsive trump or do you think he has to show restraint? >> i listened to his speech at yokata air base, japan, and while he said that others that doubted america's resolve lived to regret it or had an unpleasant time, i wouldn't put that in the category of typical