Gardai have arrested a teen after a Finglas shop was robbed at knifepoint yesterday.
A man armed with a knife threatened staff in a convenience store on Jameson Road at around 5.30 pm yesterday.
He fled the scene on foot after taking a sum of cash from the till.
A 19-year-old male was arrested some time later by local garda units who recovered the knife.
A garda spokesman said: "He was taken to Blanchardstown Garda Station where he is currently detained under Section 4 of the Criminal Justice Act, 1984.
"No one was injured in the incident and enquiries are ongoing."
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