Marc Leishman practices on the driving range before the start of play during the four-ball golf matches on the third day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Saturday, Sept. 30, 2017. (AP Photo/Julio Cortez)
Marc Leishman practices on the driving range before the start of play during the four-ball golf matches on the third day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Saturday, Sept. 30, 2017. (AP Photo/Julio Cortez)
Julio Cortez/AP
Fans on the first tee during the afternoon four-ball matches at the Presidents Cup at Liberty National Golf Club on September 30, 2017, in Jersey City, New Jersey. (Photo by Chris Condon/PGA TOUR)
Fans on the first tee during the afternoon four-ball matches at the Presidents Cup at Liberty National Golf Club on September 30, 2017, in Jersey City, New Jersey. (Photo by Chris Condon/PGA TOUR)
Chris Condon/PGA TOUR/Getty Images
Action from the Saturday morning foursomes matches during the third round of the Presidents Cup at Liberty National Golf Club on September 30, 2017, in Jersey City, New Jersey. (Photo by Scott Halleran/PGA TOUR)
Action from the Saturday morning foursomes matches during the third round of the Presidents Cup at Liberty National Golf Club on September 30, 2017, in Jersey City, New Jersey. (Photo by Scott Halleran/PGA TOUR)
Scott Halleran/PGA TOUR/Getty Images
The practice green is used before the start of play on the third day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Saturday, Sept. 30, 2017. (AP Photo/Julio Cortez)
The practice green is used before the start of play on the third day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Saturday, Sept. 30, 2017. (AP Photo/Julio Cortez)
Julio Cortez/AP
Charl Schwartzel of South Africa and the International Team reacts to a shot on the second hole during Friday four-ball matches of the Presidents Cup at Liberty National Golf Club on September 29, 2017 in Jersey City, New Jersey. (Photo by Cliff Hawkins/Getty Images)
Charl Schwartzel of South Africa and the International Team reacts to a shot on the second hole during Friday four-ball matches of the Presidents Cup at Liberty National Golf Club on September 29, 2017 in Jersey City, New Jersey. (Photo by Cliff Hawkins/Getty Images)
Cliff Hawkins/Getty Images
U.S. Team and International Team poker chips are seen during the second round of the Presidents Cup at Liberty National Golf Club on September 29, 2017, in Jersey City, New Jersey. (Photo by Caryn Levy/PGA TOUR)
U.S. Team and International Team poker chips are seen during the second round of the Presidents Cup at Liberty National Golf Club on September 29, 2017, in Jersey City, New Jersey. (Photo by Caryn Levy/PGA TOUR)
Caryn Levy/PGA TOUR/Getty Images
Jhonattan Vegas, rear, hits from a bunker as Dustin Johnson, left, waits on the seventh green during the four-ball golf matches on the second day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Friday, Sept. 29, 2017. (AP Photo/Julio Cortez)
Jhonattan Vegas, rear, hits from a bunker as Dustin Johnson, left, waits on the seventh green during the four-ball golf matches on the second day of the Presidents Cup at Liberty National Golf Club in Jersey City, N.J., Friday, Sept. 29, 2017. (AP Photo/Julio Cortez)
Julio Cortez/AP
A general view of the 18th green during Friday four-ball matches of the Presidents Cup at Liberty National Golf Club on September 29, 2017 in Jersey City, New Jersey. (Photo by Patrick Smith/Getty Images)
A general view of the 18th green during Friday four-ball matches of the Presidents Cup at Liberty National Golf Club on September 29, 2017 in Jersey City, New Jersey. (Photo by Patrick Smith/Getty Images)
Patrick Smith/Getty Images
Former US Presidents Barack Obama, George W. Bush and Bill Clinton kicked off the Presidents Cup tournament in New Jersey on Thursday -- the first time three former presidents have attended the biennial event.
Former US Presidents Barack Obama, George W. Bush and Bill Clinton kicked off the Presidents Cup tournament in New Jersey on Thursday -- the first time three former presidents have attended the biennial event.
Rob Carr/Getty Images
America's Rickie Fowler plays his shot from the first tee during Thursday's foursome matches at Liberty National Golf Club. Fowler and his compatriot Justin Thomas went on to beat Charl Schwartzel and Hideki Matsuyama 6&4.
America's Rickie Fowler plays his shot from the first tee during Thursday's foursome matches at Liberty National Golf Club. Fowler and his compatriot Justin Thomas went on to beat Charl Schwartzel and Hideki Matsuyama 6&4.
Sam Greenwood/Getty Images
Jordan Spieth plays his shot from the 14th tee during the first round. The three-time major winner and his partner Patrick Reed went on to defeat Emiliano Grillo and Kim Si-woo 5&4.
Jordan Spieth plays his shot from the 14th tee during the first round. The three-time major winner and his partner Patrick Reed went on to defeat Emiliano Grillo and Kim Si-woo 5&4.
Stan Badz/PGA TOUR/Getty Images
It was not a great opening day for International Team captain Nick Price and his assistant Adam Hadwin as the US took a 3.5-1.5 lead on day one.
It was not a great opening day for International Team captain Nick Price and his assistant Adam Hadwin as the US took a 3.5-1.5 lead on day one.
Scott Halleran/PGA TOUR/Getty Images
The US are aiming for a seventh consecutive title. The International Team last won the Presidents Cup in 1998 in Melbourne, Australia.
The US are aiming for a seventh consecutive title. The International Team last won the Presidents Cup in 1998 in Melbourne, Australia.
Rob Carr/Getty Images
Fourteen-time major winner Tiger Woods -- pictured talking to US Team captain Steve Stricker -- is an assistant in the American team, along with Fred Couples, Davis Love and Jim Furyk.
Fourteen-time major winner Tiger Woods -- pictured talking to US Team captain Steve Stricker -- is an assistant in the American team, along with Fred Couples, Davis Love and Jim Furyk.
Brian Spurlock/Icon Sportswire via Getty Images
Dustin Johnson hits from a sand trap on the fourth hole during the foursomes. Johnson, the world No.1, and Matt Kuchar beat Adam Scott and Jhonattan Vegas.
Dustin Johnson hits from a sand trap on the fourth hole during the foursomes. Johnson, the world No.1, and Matt Kuchar beat Adam Scott and Jhonattan Vegas.
Julio Cortez/AP
Avoiding the drink. Thomas, left, and Fowler, right, walk to the 13th hole during their foursomes match.
Avoiding the drink. Thomas, left, and Fowler, right, walk to the 13th hole during their foursomes match.
Julio Cortez/AP
Darius Rucker sings the National Anthem prior to Thursday foursome matches. The Presidents Cup involves 11 players from the US taking on 11 of the best players from outside the US and Europe.
Darius Rucker sings the National Anthem prior to Thursday foursome matches. The Presidents Cup involves 11 players from the US taking on 11 of the best players from outside the US and Europe.
Rob Carr/Getty Images
Cheryl Lee and son Mark Lee Jr. deliver the Presidents Cup to the first tee prior to the start of the competition.
Cheryl Lee and son Mark Lee Jr. deliver the Presidents Cup to the first tee prior to the start of the competition.
Sam Greenwood/Getty Images