An officer has been injured after she was hit by a car while responding to an emergency on a police motorcycle in Balcatta.

A child has been rushed to hospital after being hit by a car on Canning Highway.

A 33-year-old police officer remains in hospital following the collision on August 30.

A motorcyclist was taken to hospital after a collision with a police car on the Sydney Harbour Bridge.

A Roma police officer has been flown to a Brisbane hospital after he was stabbed responding to a domestic violence call at 7am Saturday.

A Roma police officer has been flown to a Brisbane hospital after he was stabbed responding to a domestic violence call at 7am Saturday.

A 33-year-old police officer remains in hospital following the incident on August 30.

A 33-year-old police officer remains in hospital following the incident on August 30.

A male officer was taken to hospital for treatment after being injured and later released.

An 18-year-old man has been charged after a police constable was allegedly stabbed at a property in Melbourne.