Swimming: World Championships - 2009 - Day 4

Highlights of the World Swimming Championships from Rome, presented by Sharron Davies. Michael Phelps could be in action in both the 200m butterfly final and the 200m individual medley semi-finals as his busy week shows no signs of slowing down. Elsewhere, there are finals in the men's 50m breaststroke and women's 200m freestyle. Commentary by Andy Jameson and Adrian Moorhouse.