THE fall-out from Jennifer Capriati’s controversial US Open victory over Serena Williams has re-opened the debate over the use of video replays to assist umpires at major tennis tournaments.

Pete Sampras produced a textbook serve and volley game against Mikhail Youzhny to progress to the US Open fourth round.

Andre Agassi believes John McEnroe is capable of making a comeback to help the United States through their Davis Cup clash with Switzerland.