North Korean leader Kim Jong Un has pledged to continue the country's policy of simultaneously developing the economy and nuclear weapons, official media said Sunday, amid a tense diplomatic standoff with the United States.Kim made the pledge on Saturday in a plenary meeting of the Central Committee of the Workers' Party of Korea, held for the first time since May last year, which focused on two agenda items: the situation around North Korea and a reshuffle of senior members.His younger sister Kim Yo Jong, who often accompanies him on official duties, was promoted to become an alternate mem…READ FULL ARTICLE