Federer, Nadal object to Djokovic proposal for player union

Roger Federer, Rafael Nadal and other members of the ATP Player Council spoke out Saturday against a plan put forth by top-ranked Novak Djokovic and Vasek Pospisil to start a union of sorts for men’s tennis -- bringing the sport’s politics into the spotlight just before the U.S. Open.Djokovic and Pospisil are seeking support for the formation of what they’re calling the Professional Tennis Players Association; they would be the co-presidents.