The Presidents Cup is under way at Muirfield Village Golf Club.
Jack Nicklaus and PGA Tour Commissioner Tim Finchem rang the Opening Bell of the New York Stock Exchange from the course Thursday morning.
The players were set to tee off around 11:45 a.m.
Matt Kuchar is the 10th player to have Tiger Woods as a partner in the Presidents Cup.
Woods and Kuchar are in the fifth of six matches, taking on Angel Cabrera and Marc Leishman in fourballs. This is the seventh Presidents Cup for Woods, and the second for Kuchar.
International captain Nick Price has put Jason Day and Graham DeLaet in the opening match against Hunter Mahan and Brandt Snedeker.
Ernie Els and Phil Mickelson also have new partners.
Mickelson, the only player to have competed in every Presidents Cup, has Keegan Bradley. That's his 13th partner in this event. Els got his 10th partner in Brendon de Jonge, one of seven rookies on the International team.
It's the first time since 1996 the opening session is fourballs.
Those attending the tournament can park at the Columbus Zoo and take a shuttle to the course.
The event is expected to draw 180,000 spectators.
Historic downtown Dublin will be closed off Thursday night for a Presidents Cup event called Fore!Fest beginning at 5 p.m.
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