Watch Rory McIlroy’s big change to his putting technique

The change comes just weeks before attempting to complete the career grand slam at the Masters.

Just weeks before attempting to complete the career grand slam by winning the Masters, Rory McIlroy has made a major change to his putting technique.

After missing the cut in the Honda Classic last week, McIlroy posted a video on social media of himself practising putting with his left hand below his right on the grip.