On June 7, as Roger Federer was on his way to equaling Pete Sampras' record of 14 Grand Slam victories by winning the French Open, James Blake and a group of fellow pros watched on a television in the players' lounge at the Aegon Championships at The Queen's Club in London, a warm-up event to Wimbledon. It's hard to imagine NBA stars congregating to cheer on Kobe Bryant, or pro golfers arranging to watch a Tiger Woods play-off, but for Blake and his mates there was no question where their allegiance lay. "We wanted to see Roger make history," Blake...