Maureen O'Sullivan says the same drug dealers involved in the Kinahan/Hutch gang feud are supplying customers in more affluent parts of the capital.
So far seven people have died since the violence started last year – with four victims killed within just one square mile.
The Taoiseach Enda Kenny is to visit the area to meet the locals affected by the feud.
However, Maureen O'Sullivan says the problem isn't just confined to the inner city.
