Bollettieri exclusive: Serena is the best in history The Tennis Space Thursday, 23 August 2012 Nick Bollettieri talks to The Tennis Space about the US Open, including why he believes Serena Williams is "the best female player in the history of the game". Can anyone beat Serena Williams? Serena Williams will be a top contender to win the US Open but she must realize this is a two week event and all of her opponents will give it all and then some to beat her. Serena has a tendency to start slow or have a melt down during a match. When she is on her game she is the best female player in the history of the game. Do you think she will be trying to be on good behaviour in New York, after the incidents in recent years? Serena Williams will be Serena and I am sure her on-court activities will be acceptable. She is so good for the game, both Venus and Serena are so important for the WTA Tour. Do you think this will be Venus's last US Open? Venus Williams is starting to feel much more comfortable with not only her game but also physically. Her future will certainly be influenced by both her health and her ability to win again. Can Andy Murray win his first grand slam? How much of an effect will his victory at the Olympics have? Andy Murray is in the best position of his playing career -- being an Olympic