The Polish rising star broke through exactly one year ago at the indoor Masters 1000 tournament.
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Three spots remain at the prestigious year-end championships, and Paris will decide who claims them.
The last Masters 1000 tournament of the season has a history of producing unpredictable champions.
These 500-level events showcased three of the top five men while inflicting less enviable fates on some of their leading challengers.
The 17-time major champion could learn from the words of Rudyard Kipling as he seeks to revive his fortunes.
The former US Open champion, now back in the top 5, poses the greatest threat to the dominance of the Big Four.
The Australian prodigy exudes talent from every pore but has little to show for it so far. What is to be done?
Often likened to Roger Federer, the rising star from Bulgaria began to fulfill his potential this year.
Lukas Rosol, Sergiy Stakhovsky, and others face an uphill battle in consolidating their breakthroughs.
The tenacious Spaniard has struggled since reaching the Roland Garros final.