PYONGYANG, July 11 (Xinhua) -- The top leader of the Democratic People's Republic of Korea (DPRK) called on the country's officials to uphold integrity at a meeting focused on anti-corruption work, the official Korean Central News Agency (KCNA) said on Saturday. "All the officials should keep principle and uprightness as their lifeblood and should be mindful of the Party's trust," Kim Jong Un, general secretary