A man has been arrested in Watford town centre on suspicion of being in possession of cannabis.
Police descended on a churchyard off High Street at around 12.45pm following reports of a man with cannabis bags.
One man was arrested and is in police custody.
Witness George O'Dell saw a police car and police transporter.
He said: "I saw three officers run out from the carpark at the back of NatWest.
"They arrested a man.
"I asked an officer what happened but he said he couldn't comment on the situation."
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