Serbia's Novak Djokovic shakes hands with Germany's Alexander Zverev after the quarterfinals men's singles match at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906530

Austria's Dominic Thiem returns a shot during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906528

Serbia's Novak Djokovic returns a shot during the quarterfinals men's singles match against Germany's Alexander Zverev at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906527

Austria's Dominic Thiem returns a shot during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906525

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906523

Russia's Karen Khachanov returns a shot during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906524

Austria's Dominic Thiem returns a shot during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906518

Austria's Dominic Thiem returns a shot during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906515

Austria's Dominic Thiem fixes his rocket during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906514

Austria's Dominic Thiem fixes his rocket during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906510

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906509

Serbia's Novak Djokovic returns a shot during the quarterfinals men's singles match against Germany's Alexander Zverev at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906507

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906505

Serbia's Novak Djokovic returns a shot during the quarterfinals men's singles match against Germany's Alexander Zverev at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906503

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906501

Russia's Karen Khachanov returns a shot during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906500

Russia's Karen Khachanov returns a shot during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906498

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906497

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906494

Serbia's Novak Djokovic reacts during the quarterfinals men's singles match against Germany's Alexander Zverev at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906492

Russia's Karen Khachanov returns a shot during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906487

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906485

Russia's Karen Khachanov returns a shot during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906483

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906482

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906478

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906476

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906473

Austria's Dominic Thiem reacts during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5906469

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905984

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905982

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905952

Austria's Dominic Thiem walks during the quarterfinals men's singles match against Russia's Karen Khachanov at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905818

Russia's Karen Khachanov rests during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905798

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905795

Russia's Karen Khachanov reacts during the quarterfinals men's singles match against Austria's Dominic Thiem at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905794

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905572

Amanda Anisimova, of USA, reacts during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905571

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905564

Amanda Anisimova, of USA, left, and Romania's Simona Halep shake hands after the quarterfinals women's singles match at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905561

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905557

Amanda Anisimova, of USA, returns a shot during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905556

Amanda Anisimova, of USA, reacts during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905554

Romania's Simona Halep reacts during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905553

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905552

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905551

Amanda Anisimova, of USA, serves a shot during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905536

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905535

Amanda Anisimova, of USA, reacts during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905534

Amanda Anisimova, of USA, greets audience after a victory at the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905435

Amanda Anisimova, of USA, celebrates her victory at the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905432

Amanda Anisimova, of USA, celebrates her victory at the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905430

Amanda Anisimova, of USA, celebrates her victory at the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905426

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905354

Amanda Anisimova, of USA, returns a shot during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905353

Romania's Simona Halep returns a shot during the quarterfinals women's singles match against Amanda Anisimova, of USA, at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905349

Amanda Anisimova, of USA, reacts during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905346

Amanda Anisimova, of USA, reacts during the quarterfinals women's singles match against Romania's Simona Halep at the French Open tennis tournament at the Roland Garros stadium in Paris, France.

06.06.2019#5905345