An investigation is now under way after a "targeted" shooting at a home in Casula in Sydney's south-west.

An investigation is now under way after a "targeted" shooting at a home in Casula in Sydney's south-west.

An investigation is now under way after a "targeted" shooting at a home in Casula in Sydney's south-west.

A machine gun was allegedly used to pepper a south western Sydney home with more than 40 bullets.

A manhunt is under way across Sydney's west after an elderly couple were the target of a drive-by shooting for the second time in 24 hours.

A manhunt is under way for the 68-year-old's killer and other suspects who were at the scene in Tema.

Shots have been fired at the Sydney house twice in 48 hours, as police hunt for those who abandoned a crashed Audi with a rifle inside.

Shots have been fired at the Sydney house twice in 48 hours, as police hunt for those who abandoned a crashed Audi with a rifle inside.

Police are searching for arsonists after three cars were set alight during a firebombing in a suburban Sydney street.

Police are searching for arsonists after three cars were set alight during a firebombing in a suburban Sydney street.