would say use the military assets to flood north korea with an anti-kim message. talk directly to the people. force fully ca l l ly for kim t replaced. replacing tv and radio transmissions, stream people on the internet and intranet. separate kim from the regime and get other ambitious people to replace, if you like, leverage off the people in north korea. >> so, propaganda or public relations campaign to unsettle him, unseat him. why wouldn't the chinese already be doing that? they are their neighbor? >> the chinese find north koreans are very useful instrument, very useful tool. they can signal and bargain with the united states. i imagine when president xi sits down with donald trump we'll