Masters champ Watson leads Memorial event
Bubba Watson plays a shot on the 18th hole during the third round of the Memorial Tournament at Muirfield Village Golf Club on May 31, 2014 in Dublin, Ohio - by Sam Greenwood
The left-handed American and reigning Masters champ ended 54 holes at 12-under-par 204 at the Muirfield Village Golf Club.
In the last eight years, Watson hasn't finished better than tied for 23rd at this $6.2 million event.
Another American Scott Langley, shot five-under 67 to move into second place.
Japan's Hideki Matsuyama posted a three-under 69 and moved into third at 10-under 206. World number one Adam Scott, of Australia, carded a four-under 68 and climbed to nine-under, where he is alone in fourth place.
Charl Schwartzel, of South Africa, and Jordan Spieth both shot 67 in round three. They were joined in fifth place at eight-under-par 208 by Billy Horschel (68), Robert Streb (69), Brendon Todd (69) and second-round leader Paul Casey (76).