Complex sentence: For Snead, age 25, this tournament was just the beginning of a hard-luck career in the U.S. Open; he finished runner-up four times at the only major he never won.
Split into simpler sentences: For Snead, this tournament was just the beginning of a hard-luck career in the U.S. Open. He finished runner-up four times at the U.S. Open, the only major he never won.