ACT Policing has released two facefit images following an aggravated robbery in Harrison on Tuesday 13 October.
About 12.45pm, three to four males approached an unoccupied running vehicle outside a residence in Harrison.
The owner, who was a short distance away, confronted the offenders and was pushed to the ground by one of the males.
The offenders then fled in the vehicle, a light coloured Hyundai i30 hatchback. The vehicle has not been recovered.
The males are described as Caucasian and around 18 to 20 years of age. Facefits of two of the offenders have been released.
Police are urging anyone who could identify the persons of interest to contact Crime Stoppers on 1800 333 000, or via act.crimestoppers.com.au. Information can be provided anonymously.
When providing information please quote reference number 5868358.