Corio, Victoria: Heavily-armed siege unfolds after gunman barricades himself in a house and cops wearing bullet proof vests swarm to the scene

A siege is underway in Corio, Victoria, on Sunday afternoon amid reports a person has been shot.

Armed members of the Special Operations Group (SOG) and police in body armor are on the scene, with people warned to stay away from areas near Horne Square and Diane Way.

Emergency services were reportedly called to a house in Horne Square at around 12pm.

Neighbors were reportedly told there was a man barricaded in a home who was “armed and dangerous.”

A siege is underway in Corio, Victoria (pictured), on Sunday afternoon amid reports that a person has been shot

Police were heard to be negotiating with at least one person in the property, the Geelong Advertiser reported.

Locals who gathered near the scene of the standoff were told to stay behind a fence.

The SOG unit is called in for dangerous suspects and critical incidents such as sieges, hostage situations and armed offenders.

The Victorian Ambulance Service is on standby if needed at the home but has not yet treated anyone at the scene, which is close to a Baptist church.

More to come…