A police dog handler is recovering in hospital after he was attacked by two men during a routine traffic stop this morning.
As the officer spoke to the driver, two men got out of the car and assaulted him. The attack happened on Bairds Rd, Otahuhu at 3.30am.
The officer was knocked unconscious before a passing truck driver scared off his attackers, who fled in a green Toyota Altezza.
A passing ambulance crew treated the officer and took him to Middlemore Hospital, where his condition is described as moderate.
A police spokesperson said the officer was "doing okay".
His attackers are described as being of average height and build.
One of them was wearing a black T-shirt with white writing on it.
Anyone who may have seen the car or have any information about the offenders is asked to contact Crimestoppers on 0800 555 111.