[Rusty Backhand]

NEW YORK, Sept 4 (Reuters) - Venus Williams and Serena Williams will headline day six at the U.S. Open on Sunday when the two sisters square off for a place in the quarter-finals.

http://go.reuters.co.uk/newsArticle.jhtml?type=tennisNews&storyID=9553635&section=news&src=rss/uk/tennisNews