
Rory McIlroy feels reverting back to his "trusty irons" can help build towards another successful campaign as he prepares to defend the AT&T Pebble Beach Pro-Am title.
Masters champion McIlroy heads into his first PGA Tour event of the year having ditched the experiment of switching from blade to cavity-back irons, which saw him finish third at the Dubai Invitational but then down the field in tied for 33rd place at the Hero Dubai Desert Classic.