. "While such players as Greg Rusedski and Andy Roddick were seen as pioneers in the practice of calling for the towel on nearly every point, some players say its popularity really took off with the rise of Rafael Nadal, whose frequent wipedowns have become legendary.Nadal brought in those methodical rituals to the game, whether it was an OCD or superstitious, said Bob Bryan, half of the world's No" . . . .