An influx of gang members is expected in Whanganui today for the tangi of the victim of Tuesday's fatal shooting.
And the police have boosted their numbers in the city and brought in the Eagle helicopter to provide "support and assistance".
Kevin Ratana, 27, was shot dead on Puriri St, Castlecliff about 9.40am on Tuesday morning, amid reports of a gang clash in the suburb.
The offenders remain outstanding, however it was believed those involved were known to each other and were known to police.
Senior gang leaders are working collaboratively with police and providing assistance as police work to identify the people responsible for Ratana's death.