Three Malaysians were nabbed after an attempt to smuggle about 17,704g of heroin, 261g of ‘Ice’ and 2g of ‘Ecstasy’ tablets in an arriving Malaysia-registered car via the Woodlands Checkpoint on Wednesday (May 18) was foiled by the Singapore Immigration & Checkpoints Authority (ICA).

The detection prompted subsequent enforcement operations by the Central Narcotics Bureau (CNB) in which a total of three suspected male Malaysian drug offenders, aged between 23 and 28, were...