Detained: Comm Ayob (right) questioning the lorry driver who tested positive for drugs.
JOHOR BARU: A 40-year-old man was found high on drugs behind the wheel of a one-tonne lorry on the North-South Expressway at the Skudai toll booth plaza.
The driver was flagged down by traffic police during a joint operation where he even showed the officers a packet of white substance believed to be drugs in his pouch.
