John Isner shocked Roger Federer in four sets to secure a 2-0 lead for the United States away to Switzerland in Davis Cup World Group action on Friday while holders Spain carved out the same advantage over Kazakhstan in their first-round tie.
An estimated 6,000 adoring fans braved frigid temperatures on Thursday to get a glimpse of the world's top seeded tennis player Novak Djokovic in the central Serbian town of Jagodina.
Top seed Maria Sharapova eased into the third round of the Paris Open with a 6-3 6-1 dismissal of South African Chenelle Scheepers on Wednesday.
French Open champion Li Na of China was forced to quit her first-round match at the WTA Paris Indoor Open due to injuries.
Novak Djokovic was acclaimed Laureus World Sportsman of the year, while Kenyan runner Vivian Cheruiyot was the best Sportswoman of the Year.
Belarus President Alexander Lukashenko congratulated Victoria Azarenka for winning the Australian Open women's title on Saturday and awarded her the Order of the Motherland.
Former world No 1 women's tennis player Caroline Wozniacki of Denmark has fired her coach, following the loss of her top ranking.
Novak Djokovic waged war against Rafa Nadal for almost six hours in the longest grand slam final ever played to claim a third Australian Open title and leave the tortured Spaniard empty-handed yet again.
Rafa Nadal soothed his disappointment at yet another loss to Novak Djokovic in the longest ever grand slam final by declaring he was at least free of the mental chokehold the Serb had placed him under throughout last year.
Novak Djokovic said Rafa Nadal had pushed him to the brink of exhaustion as his weary legs held him upright just long enough to see off the Spaniard in the longest grand slam final on record.
Novak Djokovic won his third Australian Open title after beating Rafael Nadal of Spain in a historic final on Sunday.
Victoria Azarenka of Belarus outclassed Maria Sharapova from Russia to lift her maiden Grand Slam title and become the new world No 1 in women's tennis.