Police are investigating after a man with stab wounds checked himself in at Wairarapa Hospital this morning.
It is thought the 20-year-old man was stabbed between 1am and 1.30am this morning , police said.
Due to the serious nature of the man's injuries he was flown to Wellington Hospital for surgery. He is now in a stable condition.
Masterton Police are seeking information from the public.
The incident is believed to be gang-related, Detective Sergeant Dean Cadwallader said.