US Open changes challenge system

Player challenge protocol for electronic line calling at the US Open will go from its current 2 challenges per set plus one for tiebreakers to 3 challenges ...

Olympus US Open Series Report: 2007 Season Highlights

The Olympus US Open Series Report includes Roger Federer's 50th career title in Cincinnati and an impressive showing in Toronto by Justine Henin.

Landmark TV agreement announced for US Open, Olympus US Open Series
2009 deal creates unified, summer-long "Open Season" with over 400 hours of national TV coverage on CBS, ESPN and Tennis Channel.

2008 Olympus US Open Series TV Schedule

The 2008 Olympus US Open Series will have over 200 hours of live TV coverage this summer on ESPN2, CBS and Tennis Channel.