Roger Federer withdraws from Miami Open, will continue to train
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Swiss maestro Roger Federer has pulled out of the impending Miami Open in order to extend his preparation. According to the Associated Press, his agent confirmed that Federer will "work his way back out on tour". The 20-time Grand Slam champion is yet to compete in more than a year after having two operations on his right knee last year. Federer could play the Qatar tournament.