The trio attempted to flee in their sampan after being spotted in waters near Pulau Sarimbun. SINGAPORE: Three men were arrested by the Police Coast Guard for illegal entry into Singapore territorial waters, said the Singapore Police Force (SPF) on Saturday (Apr 19). The SPF said that at around 2.05pm on Friday, coast guard officers spotted an unidentified sampan when patrolling along the waters near Pulau Sarimbun, an island off Singapore's northwestern coast. When the officers approached the