Police are investigating a gun attack on a house in the Whiterock Crescent area of west Belfast.
The PSNI received a report that a shot had been fired through the front window of a house at around 7.20am.
The residents were not injured.
PSNI Detective Sergeant Mason said: "I would appeal for anyone who was in the Whiterock Crescent area this morning and who noticed any suspicious activity or who has any information which may be of assistance to police to contact detectives at Musgrave on 101 quoting reference number 327 24/12/16.
"Information can also be given anonymously through the independent charity Crimestoppers on 0800 555 111."