Australian Open 2019

Posted : 2019-01-31 17:23 Updated : 2019-01-31 17:23
Japan's Naomi Osaka serves to Latvia's Anastasija Sevastova during their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 21, 2019. Reuters

The roof of Rod Laver Arena is closed during the women's semifinal between Petra Kvitova of the Czech Republic and United States' Danielle Collins due to extreme heat at the Australian Open tennis championships in Melbourne, Australia, Thursday, Jan. 24, 2019. AP

United States' Serena Williams prepares to serve to Karolina Pliskova of the Czech Republic during their quarterfinal match at the Australian Open tennis championships in Melbourne, Australia, Wednesday, Jan. 23, 2019. AP

Japan's Naomi Osaka prepares to serve to Petra Kvitova of the Czech Republic during the women's singles final at the Australian Open tennis championships in Melbourne, Australia, Saturday, Jan. 26, 2019. AP

Greece's Stefanos Tsitsipas serves to Spain's Roberto Bautista Agut during their quarterfinal match at the Australian Open tennis championships in Melbourne, Australia, Tuesday, Jan. 22, 2019. AP

Rafael Nadal of Spain in action against Frances Tiafoe of the USA during their men's singles quarter final match of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 22 January 2019. EPA

Spain's Rafael Nadal in action during the match against Czech Republic's Tomas Berdych of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, January 20, 2019. REUTERS

Alexander Zverev of Germany in action against Milos Raonic of Canada during their round four men's singles match at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 21 January 2019. EPA

Roger Federer of Switzerland in action during his men's singles fourth round match against Stefanos Tsitsipas of Greece at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 20 January 2019. EPA

Czech Republic's Petra Kvitova serves against Australia's Ashleigh Barty during their women's singles quarter-final match on day nine of the Australian Open tennis tournament in Melbourne on January 22, 2019. AFP

Russia's Maria Sharapova makes a backhand return to Australia's Ashleigh Barty during their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Sunday, Jan. 20, 2019. AP

Spectators wait to get autographs from Danielle Collins of the US after her victory against Russia's Anastasia Pavlyuchenkova during women's singles quarter-final match on day nine of the Australian Open tennis tournament in Melbourne on January 22, 2019. AFP

Australia's Dylan Alcott dribbles the ball while serving to United States' David Wagner during the men's quad wheelchair final at the Australian Open tennis championships in Melbourne, Australia, Saturday, Jan. 26, 2019. AP

A ballgirl runs with a towel during Spain's Rafael Nadal and Frances Tiafoe of the US men's singles quarter-final match on day nine of the Australian Open tennis tournament in Melbourne on January 22, 2019. AFP

Japan's Naomi Osaka in action with Ukraine's Elina Svitolina. Reuters

Czech Republic's Karolina Pliskova serves against Serena Williams of the US during their women's singles quarter-final match on day ten of the Australian Open tennis tournament in Melbourne on January 23, 2019. AFP

Sloane Stephens of the U.S. in action during the match against Russia?s Anastasia Pavlyuchenkova. Reuters

United States's Amanda Anisimova attempts to make a forehand return to Petra Kvitova of the Czech Republic during their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Sunday, Jan. 20, 2019. AP

Frances Tiafoe of the USA in action against Rafael Nadal of Spain during their men's singles quarter final match of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 22 January 2019. EPA

Japan's Kei Nishikori makes a backhand return to Spain's Pablo Carreno Busta during their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 21, 2019. AP

United States' Danielle Collins makes a backhand return to Petra Kvitova of the Czech Republic during their semifinal at the Australian Open tennis championships in Melbourne, Australia, Thursday, Jan. 24, 2019. AP

Serena Williams of the United States in action against Karolina Pliskova of Czech Republic during their women's singles quarter-final match on day 10 of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 23 January 2019. EPA

France's Lucas Pouille hits a return against Serbia's Novak Djokovic during their men's singles semi-final match on day 12 of the Australian Open tennis tournament in Melbourne on January 25, 2019. AFP

Australia's Samantha Stosur (L) and China's Zhang Shuai react after a point during the women's doubles final against Hungary's Timea Babos and France's Kristina Mladenovic on day 12 of the Australian Open tennis tournament in Melbourne on January 25, 2019. AFP

Japan's Naomi Osaka hits a return against Czech Republic's Petra Kvitova during the women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019. AFP

Stefanos Tsitsipas of Greece in action against Roberto Bautista Agut of Spain during their men's singles quarter final match on day nine of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 22 January 2019. EPA

Switzerland's Roger Federer in action during the match against Greece's Stefanos Tsitsipas. Reuters

Canada's Milos Raonic prepares to play a forehand return to Germany's Alexander Zverev during their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 21, 2019. AP

Spain's Rafael Nadal in action during his match against Serbia's Novak Djokovic. Reuters

Serbia's Novak Djokovic hits a return against Spain's Rafael Nadal during the men's singles final on day 14 of the Australian Open tennis tournament in Melbourne on January 27, 2019. AFP

Tennis fans cheer on Stefanos Tsitsipas of Greece against Roberto Bautista Agut of Spain in the men's singles quarter final match on day nine of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 22 January 2019. EPA

Novak Djokovic of Serbia in action during his Men's singles final match against Rafael Nadal of Spain at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 27 January 2019. EPA

Serbian fan Vladan Rovcanin, left, waves the racket given to him by Novak Djokovic after he defeated Spain's Rafael Nadal in the men's singles final at the Australian Open tennis championships in Melbourne, Australia, Sunday, Jan. 27, 2019. AP

Novak Djokovic of Serbia during a break in his men's singles semi final match against Lucas Pouille of France at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 25 January 2019. EPA

Spain's Rafael Nadal during the match against Greece's Stefanos Tsitsipas. Reuters

Frances Tiafoe of the U.S. celebrates winning the match against Bulgaria's Grigor Dimitrov. Reuters

Serena Williams of the United States reacts while playing against Karolina Pliskova of Czech Republic during their women's singles quarter-final match on day 10 of the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 23 January 2019. EPA

Germany's Alexander Zverev smashes his racket in frustration during his fourth round match against Canada's Milos Raonic at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 21, 2019. AP

Russia's Daniil Medvedev reacts after loosing the match against Serbia's Novak Djokovic. Reuters

Switzerland's Roger Federer gestures to the crowd after his defeat against Greece's Stefanos Tsitsipas during their men's singles match on day seven of the Australian Open tennis tournament in Melbourne on January 20, 2019. AFP

Novak Djokovic of Serbia reacts after winning his men's singles final match against Rafael Nadal of Spain at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 27 January 2019. EPA

Serbia's Novak Djokovic celebrates with the championship trophy during the presentation ceremony after his victory against Spain's Rafael Nadal in the men's singles final on day 14 of the Australian Open tennis tournament in Melbourne on January 27, 2019. AFP

Naomi Osaka of Japan poses for photos with her trophy after winning the women's singles final match against Petra Kvitova of Czech Republic at the Australian Open Grand Slam tennis tournament in Melbourne, Australia, 26 January 2019. EPA