North Korea's Kim takes centre stage with a limp

North Korean leader Kim Jong Un (C) visits the Kumsusan Palace of the Sun at midnight on Tuesday on the occasion of the 20th anniversary of the demise of President Kim Il Sung in this photo released by North Korea's Korean Central News Agency (KCNA) in Pyongyang July 8, 2014. REUTERS/KCNA

SEOUL (Reuters) - North Korean leader Kim Jong Un limped on to the stage on the anniversary of his grandfather's death, footage broadcast by state media on Tuesday showed, in a rare display of weakness in a country where leaders are portrayed as semi-divine.

The footage showed Kim limping quickly on to the centre of a large stage in front a vast smiling portrait of his grandfather, North Korean founding president Kim Il Sung, who died 20 years ago.