German Philipp Kohlschreiber pulled out of the Miami Masters due to a right foot discomfort. The 34-year-old fractured right foot injury at the 2016 Rio de Janeiro Olympics games and has since been checking out regularly his troubled foot.

Back then, the German beat Argentina's Guido Pella in the Olympics first round before he was forced to pull out of his round two clash against Slovakia's Andrej Martin. Kohlschreiber reached the quarter-finals at the Indian Wells Masters - - where he was defeated by eventual champion Juan Martin del Potro.

It was the German's first quarter-final appearance in nearly eight years. "We have to constantly keep an eye on his right foot," Kohlschreiber's manager Stephan Fehske said. Fehske also noted that they have to be especially careful with the injury when it comes to the hard surface and revealed that the injury "almost cost" Kohlschreiber his career back then.

Germany are set for a tough Davis Cup quarter-final clash as they will be meeting Spain from 6-8 April. Fehske revealed that Kohlschreiber is "in contact" with German Davis Cup Team Captain Michael Kohlmann. It remains to be seen will the 34-year-old recover in time for the Davis Cup quarter-finals and upcoming clay season.

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