Police are investigating after a boy was injured in a home invasion at Chester Hill.
About 1.15am (Thursday 5 December 2019), four offenders in masks, one armed with a firearm, forced entry to a home on Campbell Hill Road.
They assaulted the 16-year-old male occupant, by striking him on the head with the firearm.
The men stole a sum of cash before fleeing the scene.
Officers from Bankstown Police Area Command attended and established a crime scene.
The boy was taken to hospital for treatment to a small head wound.
Anyone with information about this incident is urged to contact Crime Stoppers: 1800 333 000 or https://nsw.crimestoppers.com.au. Information is treated in strict confidence.