He is using a cross-handed putting grip, a technique he has employed, off and on, since the Swiss Open in September.

Kendall is credited with introducing Chris DiMarco to the "claw" putting grip.

Finally, I took advice from my dad and changed my putting grip and switched putters.

I know he switched his putting grip, and he's been putting better.

DiMarco uses an unorthodox putting grip nicknamed the claw.

Switching to the claw putting grip in the mid-1990's helped save DiMarco's career.

Also one shot behind Sluman is Tiger Woods, who used a traditional putting grip and posted a 68 Friday.

García returned to competitive play in late 2010 with a new putting grip and this produced better results for him on the greens during tournaments in 2011.

Calcavecchia talked about the possibility of Strange's picking DiMarco, who, like Calcavecchia, uses an unorthodox claw-like putting grip.

Langer made those crucial putts with the unusual putting grip he devised in 1988 when he had the "yips" for the third time in his career.