Zach Johnson of the United States hits a shot during a practice round ahead of the 145th Open Championship at Royal Troon. (Getty)
The Open Championship returns for its 145th year, beginning Thursday and running through Sunday from Royal Troon Golf Club in Scotland.
Zach Johnson will look to defend his 2015 title against an impressive field that includes World No. 1 Jason Day, Masters champion Danny Willett, Rory McIlroy, Jordan Spieth and Dustin Johnson.
Coming off back-to-back victories at the U.S. Open and the WGC-Bridgestone, second-ranked Johnson is grouped with Martin Kaymer and Russell Knox.
Defending champion Zach Johnson will play with Adam Scott and Henrik Stenson.
Round 1 will be broadcast on the Golf Channel from 1:30 a.m. to 4 p.m. ET.
Time (ET) Players
1:35 a.m Colin Montgomerie, Marc Leishman, Luke Donald
1:46 a.m. Steven Alker, Marcus Fraser, Sanghee Lee
1:57 a.m. Jeunghun Wang, Jon Rahn, Ryan Palmer
2:08 a.m. Sandy Lyle, Scott Gregory, David Duval
2:19 a.m Richie Ramsay, Danny Lee, Harris English
2:30 a.m. Alex Noren, Steven Bowditch, Kevin Chappell
2:41 a.m. Darren Clarke, Thorbjorn Olesen, Jim Furyk
2:52 a.m. Justin Thomas, David Lingmerth, Kiradech Aphibarnrat
3:30 a.m. Branden Grace, Patrick Reed, Byeong Hun An
3:14 a.m. Paul Lawrie, Brandt Snedeker, Thongchai Jaidee
3:25 a.m. Padraig Harrington, Louis Oosthuizen, Jamie Donaldson
3:36 a.m. Scott Piercy, Paul Dunne, Jamie Lovemark
3:47 a.m. Victor Dubuisson, Jimmy Walker, Scott Hend
4:03 a.m. Jordan Spieth, Justin Rose, Shane Lowry
4:14 a.m. Ross Fisher, Steve Stricker, Vijay Singh
4:25 a.m. Danny Willett, Rickie Fowler, Jason Day
4:36 a.m. Rory McIlroy, Hideki Matsuyama, Bubba Watson
4:47 a.m. Gary Woodland, James Morrison, Soomin Lee
4:58 a.m. Smylie Kaufman, Chris Kirk, George Coetzee
5:09 a.m. Billy Horschel, Matthew Fitzpatrick, Hideto Tanihara
5:20 a.m. Matteo Manassero, Shugo Imahira, Russell Henley
5:31 a.m. Kodai Ichihara, Robert Rock, William McGirt
5:42 a.m. Brendan Steele, Richard Stene, Matt Jones
5:53 a.m. Patton Kizzire, Nicolas Colsaerts, Rod Pampling
6:04 a.m. Dave Coupland, Nathan Holman, Phachara Khongwatmai
6:15 a.m. Scott Fernandez, Rikard Karlberg, Haydn Porteous
6:36 a.m. Greg Chalmers, Kristoffer Broberg, Clement Sordet
6:47 a.m. David Howell, Seung Yul Noh, Tony Finau
6:58 a.m. Jordan Niebrugge, Nick Cullen, Robert Streb
7:09 a.m. Ben Curtis, Stefano Mazzoli, John Daly
7:20 a.m. Francesco Molinari, Kevin Kisner, K.T. Kim
7:31 a.m. Todd Hamilton, Justin Leonard, Mark Calcavecchia
7:42 a.m. Soren Kjeldsen, Lasse Jensen, Bill Haas
7:53 a.m. Paul Casey, Charl Schwartzel, Kevin Na
8:04 a.m. Emiliano Grillo, Joost Luiten, Charley Hoffman
8:15 a.m. Graeme McDowell, Matt Kuchar, Andrew Johnston
8:26 a.m. Phil Mickelson, Lee Westwood, Ernie Els
8:37 a.m. Satoshi Kodaira, James Hahn, Andy Sullivan
8:48 a.m. Ryan Moore, Bernd Wiesberger, Tommy Fleetwood
9:04 a.m. Dustin Johnson, Martin Kaymer, Russell Knox
9:15 a.m. Zach Johnson, Adam Scott, Henrik Stenson
9:26 a.m. Chris Wood, Yusaku Miyazato, Mark O’Meara
9:37 a.m. Miguel Angel Jimenez, Jason Dufner, Marc Warren
9:48 a.m. Anirban Lahiri, Sergio Garcia, Keegan Bradley
9:59 a.m. Webb Simpson, Yuta Ikeda, Thomas Pieters
10:10 a.m. Rafael Cabrera-Bello, J.B. Holmes, Brandon Stone
10:21 a.m. Marco Dawson, Matthew Southgate, Yosuke Tsukada
10:32 a.m. Jack Senior, James Heath, Brian Gay
10:43 a.m. Jim Herman, Fabian Gomez, Anthony Wall
10:54 a.m. Paul Howard, Daniel Summerhays, Colt Knost
11:05 a.m. Oskar Arvidsson, Harold Varner III, Tyrrell Hatton
11:16 a.m. Ryan Evans, Callum Shinkwin, Zander Lombard