Roger Federer happy with form after London opener
Roger Federer is pleased with his form after starting his quest for a sixth ATP World Tour Finals title with 6-2 2-6 6-4 win over Jo-Wilfried Tsonga at London's O2 Arena.
Remembering Tsonga's remarkable fightback in this year's quarter-finals at Wimbledon, external, Federer is relieved to begin his campaign at the season-ending tournament with a win.