Olympic champion Carolina Marin confirmed on Tuesday that she ruptured the anterior cruciate ligament in her right knee during the Indonesia Masters final on Sunday.World number nine Saina Nehwal was crowned the women’s singles champion at the Indonesia Masters Super 500 tournament after Carolina Marin pulled out of the much-anticipated summit clash with an injury midway during the first game.Marin will undergo surgery on her right knee on Tuesday and then her rehabilitation will begin after a week.The 25-year-old is likely to be out of action for up to six months which puts her participation in the world championships in doubt. The world championships will be held in Basel, Switzerland, from August 19 to 25 this year.”Time to be ready for the hardest battle, but I have no doubts that I’ll be back stronger,” the Spanish world champion posted on Twitter.Toca prepararse para la batalla más difícil, pero no tengo dudas de que volveré más fuerteTime to be ready for the hardest battle, but I have no doubts that I’ll be back stronger #PuedoPorquePiensoQuePuedo pic.twitter.com/UC5YBIEV5yCarolina Marín (@CarolinaMarin) January 28, 2019Marin had started the match on a high as she seized the early initiative at the Istora with her pace and power. Saina Nehwal was seemingly clueless as the Spaniard, who raced to a 8-2 lead.However, in a heartbreaking moment, Marin winced in pain after landing awkwardly while attempting a smash. She fell on the ground and was in tears, unable to bear the pain.advertisementA spirited Marin tried to carry on and even won a point after the injury, which proved decisive in the end. With her eyes welling up in disappointment and frustration, Marin finally decided to withdraw from the match when she was leading 10-4.”Not good at all. She is very tough competitor for all the players. She started off very well. It was, I think, unfortunate [to see her retiring hurt with the injury],” Saina sympathised with her opponent after the match ended prematurely.Sometimes happens things like this… Thanks for all your messages! I love you, IndonesiaA veces pasan cosas como esta… Gracias por vuestros mensajes! Os quiero, Indonesia pic.twitter.com/buWL7s9crUCarolina Marín (@CarolinaMarin) January 27, 2019″Sometimes happens things like this… Thanks for all your messages! I love you Indonesia,” Marin wrote on Twitter after the heartbreaking match.