Update 14:42
A man in his late 20's has been shot at the Topaz filling station on the N32 close to Ballymun on the Clonshaugh Road near Dublin Airport.
It's understood he received a number of head injuries.
He's been rushed to hospital where his condition is not yet known.
Gardai have said the attack happened around 1:35 this afternoon, and a black car was seen leaving the scene.
They're appealing for anyone with information and witnesses to come forward.
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Update 14:28
It's understood the shooting took place at the Topaz filling station on the N32 close to Ballymun and Coolock.
The incident happened before 2pm this afternoon.
Gardai believe that the latest attack is feud related.
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A man has been shot at a petrol station in Ballymun.
Gardai say the attack happened in the last few minutes.
There's no word yet on his condition.
More to follow.