Andre Agassi round-robin match, but winning the final. In 2000's they met three more times on the Grand Slam level offering three memorable contests. In 2000, the top-ranked Agassi defeated No. 3 Sampras in the semifinals of the Australian Open in five sets, which was an important win for Agassi who lost 4 of the previous 5 matches against Sampras. In arguably their most memorable match ever, Sampras defeated Agassi in the 2001 US Open quarterfinals in four sets. There were no breaks of serve during the entire match. Reruns of the match are frequently featured on television, especially during US Open
Leonardo Mayer one Challenger singles title in 2008 and lost in three other finals. Mayer qualified for his first Grand Slam at the 2009 French Open and beat 15th seed James Blake in straight sets in the first round. He lost to Tommy Haas in five sets in the second round. At Wimbledon, he beat Óscar Hernández in straight sets in the first round. He lost to Fernando González in four sets in the second round. Mayer had a successful American summer, reaching the semifinals of the LA Tennis Open (lost to Carsten Ball) and the quarterfinals of the Pilot Pen Tennis