A man was arrested overnight in Haverfordwest on suspicion of drug-driving.
He provided a positive drug wipe for cannabis.
Pembrokeshire Roads Policing Unit said today, Saturday February 20: "Drug wipe administered due to the commission of a moving traffic offence.
"Blood samples provided at custody, male released under investigation pending analysis of the samples."
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here