Tennis - Roger Federer vs. James Blake (9 images)

James Blake of the United States returns a volley to Roger Federer of Switzerland in the quarterfinals of men's tennis at the 2008 Olympics in Beijing on August 14, 2008. Blake upset the number one seed Federer 6-4, 7-6 (2). (UPI Photo/Terry Schmitt)

James Blake of the United States waits for a server from Roger Federer of Switzerland in the quarterfinals of men's tennis at the 2008 Olympics in Beijing on August 14, 2008. Blake upset the number one seed Federer 6-4, 7-6 (2). (UPI Photo/Terry Schmitt)

Roger Federer of Switzerland returns a volley to James Blake of the United States in the quarterfinals of men's tennis at the 2008 Olympics in Beijing on August 14, 2008. Blake upset the number one seed Federer 6-4, 7-6 (2). (UPI Photo/Terry Schmitt)

James Blake of the United States returns a volley to Roger Federer of Switzerland in the quarterfinals of men's tennis at the 2008 Olympics in Beijing on August 14, 2008. Blake upset the number one seed Federer 6-4, 7-6 (2). (UPI Photo/Terry Schmitt)