North Korean leader Kim Jong Un gives field guidance at the newly built Wisong Scientists Residential District in this undated photo released by North Korea’s Korean Central News Agency (KCNA) in Pyongyang October 14, 2014. Kim, shown using a cane for support, re-appeared in state media on Tuesday after a lengthy public absence that had fuelled speculation over his health and grip on power in the secretive, nuclear-capable country. REUTERS/KCNA (NORTH KOREA – Tags: POLITICS TPX IMAGES OF THE DAY) ATTENTION EDITORS – THIS PICTURE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE AUTHENTICITY, CONTENT, LOCATION OR DATE OF THIS IMAGE. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS. NO THIRD PARTY SALES. NOT FOR USE BY REUTERS THIRD PARTY DISTRIBUTORS. SOUTH KOREA OUT. NO COMMERCIAL OR EDITORIAL SALES IN SOUTH KOREA