Graeme McDowell combined with Emiliano Grillo for eight birdies and two bogeys in the round quarter round of QBE Shootout leaderboard (US unless mentioned otherwise) -30 P Kizzire & B Harman; -29 G McDowell (NI) & E Grillo (Arg); -28 L List & C Howell III, K Na & B DeChambeau, G Woodland & C Hoffman; -27 B Watson & H Varner III; -23 T Finau & L Thompson; Other selected: -20 L Donald (GB) & A LandryFull leaderboard
Graeme McDowell from Northern Ireland and team-mate Emiliano Grillo finished second on Patton Kizzire and Brian Harman in the QBE Shootout in Florida.
McDowell and his Argentine partner, who started the final round for the lead, combined for a 10-under-par 62 in the four-ball format of Sunday.
They finished at 29 th under, a shot behind the Americans Kizzire and Harman, who won with a 61.
LPGA star Lexi Thompson and Tony Finau were seventh at 23 under after a 65.
Luke List and Charles Howell III (61), Kevin Na and Bryson DeChambeau (62), and Gary Woodland and Charlie Hoffman (63) finished 28 under for the third.
McDowell and Grillo took three shots on the first nine and made a series of seven straight birdies from the 11th.
They scored an opening 59 under the scramble format and followed it with a 66 in drilled Urday's four.
An eagle in the par-five seventeen saw Kizzire and Harman come to the top of the leaderboard, and a par on the 18th was enough for victory.