Police describe a killing in Papatoetoe at the weekend as a cowardly attack.
A man, 26, was shot as he was about to enter his Park Avenue home at around 12.20am on Sunday. He died later in Middlemore Hospital.
A post mortem has revealed he was shot three times - twice in the head.
Detective Inspector John Tims says it appears the victim knew his killer, but the motive for the attack is not known.
Police are looking for the driver of a black sportscar seen leaving the area afterwards.
He's described as a male Maori aged about 30, 170cm tall with short hair.
In the other incidents: a teenager, 15, was shot in the leg in Mangere at 9.30pm on Saturday.
Another man, 19, from Papakura is in Middlemore Hospital with head injuries after being found on a netball court.
Police have been told of a fight in the area around 2am on Sunday. His condition is described as critical.