10 March 2011 / Categories: Events Barclays ATP World Tour Finals Only the best eight singles players and best eight doubles teams of the season qualify for the prestigious Barclays ATP World Tour Finals, which will be staged at The O2 arena in London for a third straight year in 2011. Roger Federer won a record-tying fifth circuit finale title in 2010 with victory over ATP World Tour No. 1 Rafael Nadal in the championship match. http://www.atpworldtour.com/Tennis/Tournaments/London-Finals.aspx Previous Article The French Open Next Article Western & Southern Open Print 147