confirmation that park has been detained in north korea. china executed a convicted drug smuggler today from the uk who activists say suffered from the mental illness. 53-year-old ocmakmal shaikh wast to death today. they hoped they d consider the fact that he suffered from bipolar disorder and asked them to spare his life. chinese authorities did not support that request. mexican authorities are turning to the u.s. for help in the war on drugs. nbc news obtained a rare inside look at an elite school run by the drug enforcement administration at quantico. reporter: this man was one of mexico s most wanted fugitives. a suspected leader of the powerful juarez drug cartel, he was arrested last april while jogging in mexico city. authorities say he represents a new breed of younger, educating drug traffickers with one thing on their minds. money. we are the worldwide experts doing drug investigations. reporter: jim farnsworth l d leads a school designed to train his mex