Jimenez and Langer were tied at 8 under entering the final hole. Jimenez reclaimed sole possession of the lead with a birdie. Langer missed putts for eagle and birdie before settling for par and his second straight 68.
Fred Couples, who shot 68, is in third place, two shots behind Jimenez.
Jimenez began the day with a three-stroke lead after his tournament-record 65 on Friday. He began his second round with a birdie, but he gave back three strokes on the next three holes.
Lone Oak alum Kenny Perry, Paducah's Russ Cochran and Metropolis native John Riegger all shot 71 Saturday. Perry is tied for fourth at 5 under. Cochran is even par for the tournament, tied for 21st. Riegger is tied for 30th at 1 over.
