Juan Martin del Porto is the Fifth Player to Qualify for Barclays ATP World Tour Finals
Can you say cheese! Newly crowned US Open mens singles champion Juan Martin del Potro has become the fifth player to qualify for the end of year Barclays ATP World Tour Finals. He has joined Roger Federer, Rafael Nadal, Andy Murray and Novak Djokovic for the event which takes place at the O2 in London from 22-29 November.
