Roger Federer: Rafael Nadal’s ex-coach says the Swiss won’t win a Grand Slam in 2019

Roger Federer will not win a Grand Slam next year, according to the uncle and former coach of long-time rival Rafael Nadal.

Federer, 37, and Nadal, 32, have dominated Slam tournaments over the past 14 years, along with Novak Djokovic, 31.

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