Seoul, Washington Focus on N.Korean Spymaster Gen. O Kuk-ryol, the vice chairman of North Korea's National Defense Commission, has emerged as a common target for both U.S. and South Korean authorities. Citing U.S. intelligence officials, the Washington Times on Tuesday said the general and several of his family members play key roles in the production and distribution of so-called "supernotes," which are high-quality counterfeit US$100 bills. South Korean intelligence officials, meanwhile, point to O as the chief of the recently overhauled North Korean apparatus in charge of spying on the South. A South Korean official said O is therefore being...