Andre Agassi significant championships. In 1998, Agassi began a rigorous conditioning program and worked his way back up the rankings by playing in Challenger Series tournaments, a circuit for pro players ranked outside the world's top 50. After returning to top physical and mental shape, Agassi recorded the most successful period of his tennis career and also played classic matches in that period against Pete Sampras and Patrick Rafter. In 1998, Agassi won five titles and leapt from No. 110 to No. 6, the highest jump into the top 10 made by any player during a calendar year. At Wimbledon, he had
2015 Wimbledon Championships – Men's singles final sustain the challenge. In the end, Djokovic won in 4 sets. 2015 Wimbledon Championships – Men's singles final The 2015 Wimbledon Championships Men's Singles final was the championship tennis match of the Men's Singles tournament at the 2015 Wimbledon Championships. A significant part of the Djokovic–Federer rivalry, it pitted defending champion Novak Djokovic and Roger Federer against each other in a Grand Slam final for the third time, a rematch of the Wimbledon final a year earlier in which Djokovic defeated Federer in five sets. Before the match, Federer led the head-to-head 20 matches to 19, with the two players