MADRID (AP) Rafael Nadal has been unhappy with the Madrid Open since it moved on the schedule from the hard-court season, and now he's blaming the ATP for the introduction of a blue-clay surface.

After taking back-to-back titles in Monte Carlo and Barcelona, six-time Roland Garros champion Rafael Nadal likes where his ... Tiriac to color the clay courts blue this season.

MADRID (AP)—Rafael Nadal blames the ATP for allowing the introduction of the blue-clay surface. The six-time French Open champion was troubled when he practiced on it for the first time Thursday ...