Thailand’s Sadom Kaewkanjana secured the biggest title of his fledgling career and confirmed his status as a star of the future when he won the US$1.25 million SMBC Singapore Open at Sentosa Golf Club. The joint-overnight leader fired a composed bogey-free 69 on the Serapong Course to finish on 13 under and beat Japan’s Yuto Katsuragawa and Joohyung Kim from …