One person was critically injured and another seriously hurt in a three-vehicle road crash near Warkworth last night.
Police said one of the three vehicles crossed the centre line into oncoming traffic on State Highway 1, north of Warkworth, causing the crash.
Two people were taken to Auckland Hospital by the Westpac Rescue helicopter.
One person was in a critical condition, and another was in a serious condition, police said.
Anyone who saw the crash should contact police.