jong-un's regime in korea because at the end of the day his government in beijing fear a collapse of north korea more than they fear north korea nuclear weapons. i'm highly skeptical we could ever get the chinese to put enough pressure on north korea to make kim jong-un cry uncle. >> it seems like if they are getting all this pressure, it appears to have be having the reverse effect. instead, we're seeing an acceleration of the nuclear development and their program. no? >> yeah. i think we are. look, kim jong-un is going for -- i mean, he's had a nuclear capability since at least 2006 when they exploded their first nuclear weapon in a test that year during the george w. bush administration. what's really concerning over the past year is the possibly development of the capability to strike the united states homeland with the development of