Four more arrests made in connection with Dublin riots, bringing total to 57

Unrest, including rioting and looting, broke out in the city following the stabbing of three young children and a woman on Parnell Square.
Three men and a juvenile have been arrested in connection with the Dublin riots which took place in the city centre last November.
Four men, aged in their 30s, 20s, late teens and a juvenile, were arrested following a number of search operations on Monday morning.