The driver of a vehicle in the Pembroke area was conveyed to custody after providing a positive sample for cannabis, Pembrokeshire Roads Policing Unit has confirmed.
The vehicle was stop checked on Wednesday, May 12, when the driver then gave a positive roadside drug wipe.
Blood samples were taken once the driver was taken into custody.
Pembrokeshire Roads Policing Unit said that the driver has since been 'released under investigation.'
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