Roger Federer

The participants in Sofia prove the high class of the Bulgarian tournament, reported NOVA TV. 

Roger Federer claimed the 100th ATP title of his career by beating 20-year-old Greek Stefanos Tsitsipas 6-4 6-4 in the final of the Dubai Duty Free Tennis Championships on Saturday.
The 20-times Grand Slam champion became the second man in the Open Era to claim 100 titles after American Jimmy Connors who won 109.

Stefanos Tsitsipas reached the final of the Dubai Championships by beating Gael Monfils 4-6, 7-6 (4), 7-6 (4) on Friday, keeping the rising star from Greece on course for back-to-back ATP titles.
Roger Federer, who is looking to win his 100th career title, meets Borna Coric in the second semifinal later.

A marauding Rafa Nadal ended Stefanos Tsitsipas's trailblazing run at the Australian Open on Thursday, thrashing the 20-year-old Greek in a 6-2 6-4 6-0 masterclass to reach a fifth final at Melbourne Park.

After knocking out Swiss maestro Roger Federer in the fourth round of the Australian Open Grand Slam tennis tournament in Melbourne, Greek wunderkind Stefanos Tsitsipas on Tuesday squeezed past Roberto Bautista Agut of Spain.

 Lest anyone get the idea that Stefanos Tsitsipas's upset of Roger Federer was a fluke, the 20-year-old from Greece followed it up by beating No. 22 seed Roberto Bautista Agut 7-5, 4-6, 6-4, 7-6 (2) at the Australian Open on Tuesday to become the youngest Grand Slam semifinalist since 2007.

Stefanos Tsitsipas of Greece in action during a practice session on day eight of the Australian Open tennis tournament in Melbourne, Monday. After his stunning win over defending champion Roger Federer, No. 14 Tsitsipas faces No. 22 Roberto Bautista Agut. at 3.30 a.m. Tuesday. [EPA]

Greece's Stefanos Tsitsipas has beaten Roger Federer 3-1 (6-7, 7-6, 7-5, 7-6) to advance to the quarterfinals of the Australian Open.

The 14th-seeded, 20-year-old Greek wore out the 37-year-old, 3rd seeded Federer to prevent him from winning a third straight Australian open.

Greece's Stefanos Tsitsipas has beaten Roger Federer 3-1 (6-7, 7-6, 7-5, 7-6) to advance to the quarterfinals of the Australian Open.

The 14th-seeded, 20-year-old Greek wore out the 37-year-old, 3rd seeded Federer to prevent him from winning a third straight Australian open.

Greek tennis player Stefanos Tsitsipas (r) poses with Australian chef George Calombaris during day six of the Australian Open tennis tournament in Melbourne, Saturday. Tsitsipas will represent the new generation in their challenge to usurp the old guard when he faces Roger Federer at Melbourne Park on Sunday. [EPA]