Juan Martin del Potro

Djokovic beat by Del Potro in first round at Rio, Williams sisters in first-ever doubles defeat

Djokovic defeats del Potro to reach Wimbledon final

Djokovic, Federer set for championship clash at ATP finals

Surgery dashes Del Potro's French Open and Wimbledon hopes

Big hitters advance to next round

Davydenko crushes Del Potro to win World Tour Finals

Del Potro defeat of Federer leaves Murray in the cold

Race for top spot heats up ahead of London Masters

Federer stunned by Benneteau, Nadal escapes early exit

Roger-Vasselin sends del Potro out of Japan Open in first round

Federer faces Del Potro for sixth straight title

Del Potro crushes Nadal to reach first grand-slam final

Del Potro battles his way into semis

Murray to face Del Potro in final

Del Potro beats Roddick in ATP Washington final

Roddick and Del Potro book Washington final showdown

Murray made to work hard for first win

Safina, Roddick power into second round

Del Potro hammers Robredo, sets up Federer clash

Federer to face Del Potro in quarter-finals