With an eye on China, Trump weighs stepping up pressure on North Korea
By Jeremy Diamond CNN WASHINGTON (CNN) -- For months, former US officials and experts warned that President Donald Trump's plan to rely on China to pressure North Korea into giving up its nuclear weapons was futile. Now, as South Korea's president arrives at the White House, Trump appears to be coming to terms with the reality. China has yet to apply the kind of serious pressure on North Korea that might prompt the rogue regime to tamp down its nuclear and ballistic missile activity -- and he is looking to chart the next phase of the US' efforts to put a stop to those North Korean programs.