Rafael Nadal of Spain reacts after defeating Ryan Sweeting
Rafael Nadal of Spain reacts after defeating Ryan Sweeting of the U.S. at the Wimbledon tennis championships in London June 22, 2011. Reuters

Follow all the action through the live Coverage of Wimbledon day 7 as all 16 of men's and women's fourth-round ties take place.

Click here to read - Complete order of fourth round play!

British number one Andy Murray will open the Centre Court action against Frenchman Richard Gasquet, followed by Venus Williams' match-up against Bulgarian Tsvetana Pironkova. The third and final match at the Centre Court promises some drama as Rafael Nadal takes on Juan Martin Del Potro.

Court one sees Serena Williams and Marion Bartoli opening the action, followed by Michael Llodra against Novak Djokovic. Roger Federer completes the show against Mikhail Youzhny.