Broken the record for the most weeks a men s or women s tennis player has spent at no. i. the 22 time grand slam champ has spent 378 weeks as no. i, surpassing german tennis player steffi graf. djokovic has been undefeated so far this season, and will compete in this week s tournament at the dubai duty free tennis championships. the latest genre to get a south korean make over is reality tv. physical 100 is a survival show where contestants push their bodies to the limits and battle it out for the prize of the strongest person. 0ur correspondent in seoul, jane mckenzie, has met contestants and fans of the show to see what the hype is about. and a warning her report also contains some flash photography. there is no end to the korean wave. from k pop. ..to