Charl Schwartzel of South Africa reacts as he leaves the first green after a birdie during the third round of the Northern Trust Open at the Riviera Country Club on February 16, 2013 in Pacific Palisades, Calif.

Charl Schwartzel of South Africa reacts as he leaves the first green after a birdie during the third round of the Northern Trust Open at the Riviera Country Club on February 16, 2013 in Pacific Palisades, Calif.