>> i think we have seen some progress here, but i also remain concerned. this meeting that president trump is going to have with president moon is critical. we have to be very careful that there is not a wedge driven between south korea, you know, our critical ally there and the united states. on the one hand, yesterday, secretary pompeo assured everyone that sanctions stay in place and everyone will maintain maximum economic pressure. on the other hand, my understanding from the summit that north korea and south korea just had, there will be a follow on to talk about opening economic ties, to talk about a railway project, and a business complex in north korea that has been destroyed. or had previously been dismantled. i do still think that we need to see verification regime put in place, a time when put in place, and north koreans to fully disclose their program, we have