The Russian tennis players Karen Khachanov and Andrey Rublev beat Serbia in the quarterfinals of the Davis Cup.

Russia beat Friday Serbia, which has verdenstoeren Novak Djokovic on the team, in the quarterfinals of the Davis Cup tournament in Madrid.

At the quarter-final played singles 1-1, and the battle was thus decided in doublen with Russian Karen Khachanov and Andrey Rublev against Djokovic and Viktor Troicki.

Doublekampen was quite close, but ended with a victory of 6-4, 4-6, 7-6 to the russians.

Thus, Russia is on to the semifinals, while Djokovic Betticket and Serbia is finished in the tournament.

Earlier in the day brought Rublev the russians in front, when he won the first single against Filip Krajinovic with a 6-1, 6-2. Djokovic levelled the game with a victory of 6-3, 6-3 over Khachanov.

the Davis Cup format is in years as something new, split up into six groups, each with three countries. The three met among themselves Monday to Thursday.

the Winners of the six groups plus the two best two advanced to the quarter-finals.

While Russia met Serbia, playing for Australia against Canada. The uk meetings later on Friday, Germany, and Argentina meets Spain.

Russia meet in the semifinals Canada, who won the showdown against Australia.

the Final of the tournament played on Sunday.

/ritzau/