An intruder broke into a house in Pontllanfraith while its owners were inside.
Police arrested a 28-year-old man from the Blackwood area on suspicion of aggravated burglary following the incident at a property on Bryn Road, Pontllanfraith on Tuesday morning.
At about 5.30am, a man entered the property, through an insecure door. The man was disturbed by the occupants and the man ran off from the property in the direction of Gelligroes Road.
If anyone has information they are asked to call 101 or crimestoppers on 0800 555111