Novak Djokovic's tennis bag at the Australian Open features colorful crests marking his career milestones, including notable victories and Olympic gold.

A rare piece of memorabilia from Roger Federer's historic career is on the auction block -- the racket from his 2004 Wimbledon victory ... which features a personalized autograph for ...

Benjamin Willwerth of the United States and Finland's Oskari Paldanius are enjoying their best Junior Grand Slam performance in Melbourne ...