Roberto Bautista Agut

For the first time in history, Bulgaria hosts a tournament from the ATP World Tour.

The first edition of Garanti Koza Sofia Open began on Monday and will last until Sunday, with the Arena Armeec hall being the venue for the matches.

The draw took place on Saturday, qualifications followed on Saturday and Sunday and the matches from the first round began on Monday.

HOUSTON - Serbia's Janko Tipsarevic failed to reach the quarterfinals of the ATP tournament in Houston, after losing to Colombia's Santiago Giraldo in the second round in straight sets 7-6 (7-2), 6-3 early Friday morning CET.

It took Giraldo, currently 32nd in the world rankings, an hour and a half of play to reduce Tipsarevic's head-to-head advantage to 2-1.

DUBAI - Serbia's Nenad Zimonjic and Canada's Daniel Nestor advanced to the semifinals of the doubles event at the ATP tournament in Dubai on Thursday.

Zimonjic and Nestor beat Roberto Bautista Agut and Igor Sijsling, a Spanish-Dutch duo, 6-3, 6-2.

DUBAI - Serbia's best tennis player Novak Djokovic advanced to the quarterfinals of the ATP tournament in Dubai late on Wednesday.

Djokovic notched up an easy 6-1, 6-3 win against world no. 51 Roberto Bautista Agut of Spain.

Next up for Djokovic is a match against Russia's Mikhail Youzhny, who defeated British number three James Ward earlier today by 6-1, 7-6 (7-3).

DUBAI - Serbia's best-ranked tennis player Novak Djokovic opened his title defense at the ATP tournament in Dubai with a straight-sets victory over Denis Istomin of Uzbekistan (6-3, 6-3).

In the second round on Wednesday, Djokovic will face world no. 51, Spaniard Roberto Bautista Agut, who defeated Adrian Ungur of Romania by 6-1, 6-3 on Monday.