companies as they sell their products around the world. >> stephen, before i let you go, what's your response to that concern? >> i think china is more dependent on us than we' are of them. there's no question both sides are going to lose here if this continues to escalate. but i would submit that, you know, china's economy, which has been amazing for the last 20 years, it can't grow if it doesn't have access to american markets. by the way, you're right. $500 billion, that's about the amount that china's -- that would basically be a tariff on everything they sell us. i hope it doesn't come to that. >> all right. stephen moore, thanks very much. imagine that, we had some agreement here on trade issues. thanks very much, ambassador locke. i'd like you to stay for a moment to talk about something else. the news of course today is that u.s. secretary of state mike pompeo has now arrived in north korea once again, further discussions on nuclear negotiations, a follow-up on last month's summit between president donald trump and kim jong-un in singapore. secretary pompeo says, quote, on this trip i'm seeking to fill in