BY TONY MUNROE AND JACK KIM (Reuters) – North Korean leader Kim Jong Un, shown using a cane for support, re-appeared in state media on Tuesday after a lengthy public absence that had fueled speculation over his health and grip on power in the secretive, nuclear-capable country. Several pictures on the front page of the Rodong Sinmun newspaper showed Kim smiling and gesturing on a visit to a housing development, although there was no indication which day the […]