Federer and Djokovic are in full-flight in Canada...

Roger Federer is a wonder to watch, probably the best player ever to grace a tennis court. On Friday, he beat Lleyton Hewitt to advance to the semifinals of the Canadian Open.

Meanwhile, Novak Djokovic was able to retain his number three world ranking with a win over fifth-seed Andy Roddick. Had Andy won, he would have moved up to the third spot. It seems like on all of the sports biggest stages this year, the 19-year-old Novak has fared better than Roddick and truly is the best player behind Federer and second-ranked Rafael Nadal. All he needs is a grand slam win...