Has Nadal found another secret weapon in title bid?

  |   Sports

In 2010, Rafa Nadal tweaked his service action to give him more power and it helped him to U.S. Open glory later that year.

Six years on and despite the effects of a wrist injury, it looks as though he may have found another secret weapon as he bids to win a third U.S. Open crown.

While in 2010 it was an adjustment to his grip that enabled him to hit 130mph serves, this time the Spaniard has shifted his serving position on the ad-court, standing far wider than usual.

To read full article - http://goo.gl/ylsyf0