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A five-year-old girl and a woman in her 30s have been seriously injured and three other people hurt in a knife attack in Dublin city centre.
Another girl, six, and a five-year-old boy were also stabbed outside the children's school shortly after 13:40 local time on Parnell Square East.
There were violent scenes near where the attack took place after crowds of protesters gathered in the area.
A man in his 40s is a person of interest, police said.