The prime minister and the police commissioner addressed the media after the man was fatally shot at a west Auckland mall this afternoon.
It is understood six people - all shoppers at the mall - have been injured in the incident at LynnMall in New Lynn.
St John said three patients in a critical condition and one patient in a serious condition have been taken to Auckland City Hospital; one patient in a moderate condition has been taken to Waitakere hospital; and one patient in a moderate condition has been taken to Middlemore Hospital.