Right from the beginning of the mega event in London, China maintained their supremacy. In Women's Basketball, the formidable contender of 30th Olympic games beat Czech Republic 66-57 at the Basketball Arena. In Women's Badminton, China beat Hong Kong 2-0 at Wembley Arena in London in the Olympic women's badminton doubles Group D. China leads the Olympic women's Badminton doubles Group D round with 1 point.Japan is currently second with 1 point and Denmark is third with 0 point after the most recent match India's Parupalli Kashyap beat Belgium's Yuhan Tan 2-0 at Wembley Arena in London in match of the Olympic men's Badminton singles Group D.Parupalli Kashyap leads the Olympic men's Badminton singles Group D round with 1 point. The star US Swimmer, Michael Phelps was lucky on Saturday as he got his hand on the wall just in the nick of time to scrape into the final of the men's 400 metres individual medley.The American, who won the gruelling event at the last two Olympics, won his morning heat but only snuck into the finals in eighth place after a desperate lunge on his final stroke.