He said he thought he played well despite trailing Singh by five shots.
After an eight-under-136 total in the Classic today, he trails the leaders by three shots after two rounds.
He trailed the leader by three shots at the time, and made them up all at once.
He trailed by four shots after three rounds but shot a final round 65, which included two consecutive birdies to end the tournament.
When they came to the 72d hole, Trevino thought he trailed Dent by two shots instead of one.
After trailing by 12 shots through two rounds, Woods was back in the hunt for his third major championship of the year.
She had finished in 41st place at a tournament the week before and trailed in the Open by seven shots after an opening-round 73.
Sorenstam trailed Kerr by eight shots when she stepped to the par-5 third hole in the final round.
She finished with a three-under 69 for 211 to trail Alcott by three shots.
By the end of the third round, however, he trailed Jim Barnes by four shots.