After a stunning Wimbledon first round loss last year, Alexander Zverev revealed he had tried convincing Toni Nadal to join his team officially, only for the Spaniard to decline because of prior commitments. That early exit proved to be an unexpected turning point, as Toni reached out with a message and the pair spent an impactful 10 days together, guidance that later fueled Zverev’s run to the Cincinnati Masters SF. Now, the very same Toni Nada…