The Players Championship will wrap up Sunday with leader Kevin Na and Matt Kuchar forming the day's top pairing.
Na is -12 after Saturday's 4-under 68, while Kuchar is -11.
The all-U.S. top five is rounded out by Rickie Frazier (three back), Ben Curtis (five back) and Zach Johnson (five back).
There is a four-way tie for sixth place.
Cleveland native Jason Dufner is 4-over, tied for 64th.
The Golf Channel will begin its coverage at noon ET. At 2:00 p.m., NBC will have live coverage until a winner emerges.
Here are Sunday's Round 4 pairings:
8:45 a.m.: Stewart Cink, George McNeill
8:55 a.m.: Rod Pampling, Heath Slocum
9:05 a.m.: David Hearn, Cameron Tringale
9:15 a.m.: Robert Karlsson, Jason Dufner
9:25 a.m.: Robert Allenby, Graham DeLaet
9:35 a.m.: Josh Teater, Justin Rose
9:45 a.m.: J.J. Henry, Bob Estes
9:55 a.m.: Nick Watney, Brian Harman
10:05 a.m.: Harris English, Justin Leonard
10:15 a.m.: Keegan Bradley, Ryan Moore
10:25 a.m.: David Toms, Marc Leishman
10:35 a.m.: Alvaro Quiros, Trevor Immelman
10:45 a.m.: Lee Westwood, Chris Kirk
10:55 a.m.: Sung Kang, Ricky Barnes
11:05 a.m.: Peter Hanson, Kris Blanks
11:15 a.m.: Tom Gillis, Michael Thompson
11:25 a.m.: Tiger Woods, Jim Furyk
11:35 a.m.: Chris Couch, Spencer Levin
11:45 a.m.: Pat Perez, Brian Gay
11:55 a.m.: Bill Haas, Bryce Molder am
12:05 p.m.: John Huh, Luke Donald
12:15 p.m.: Geoff Ogilvy, Henrik Stenson
12:25 p.m.: Harrison Frazar, John Rollins
12:35 p.m.: Kevin Stadler, Adam Scott
12:45 p.m.: Brendon de Jonge, Kevin Streelman
12:55 p.m.: Tim Clark, Jimmy Walker
1:06 p.m.: Jeff Maggert, Ian Poulter
1:17 p.m.: Phil Mickelson, Martin Kaymer
1:28 p.m.: David Mathis, Carl Pettersson
1:39 p.m.: Charlie Wi, Sergio Garcia
1:50 p.m.: Bo Van Pelt, Blake Adams
2:01 p.m.: Martin Laird, Johnson Wagner
2:12 p.m.: Brian Davis, Jonathan Byrd
2:23 p.m.: Zach Johnson, Jhonattan Vegas
2:34 p.m.: Rickie Fowler, Ben Curtis
2:45 p.m.: Kevin Na, Matt Kuchar
For more coverage of the 2012 Players Championship, check out this SB Story Stream. For updates and perspective on all things golf, visit Waggle Room or stay tuned to SB Nation's dedicated golf hub.