A number of petrol bombs were thrown at an unoccupied house in a nationalist area of east Belfast last night.
Two hit the roof of a house at Strand Walk in the Short Strand area after 9.30 pm.
The house was empty at the time and there were no injuries.
Elsewhere, PSNI officers found a stash of primed petrol bombs in the Rathkyle area of Antrim. There were no arrests.