A man is in a critical condition after he was was punched during a brawl outside a Levin pub on the weekend.
The incident between two groups, in their 20s, happened outside the Molotov Pub about 2.30am on Saturday, Detective Darcy Parke said.
The 24-year-old man was knocked unconscious during the fight and he was taken to Palmerston North Hospital. His condition deteriorated and the following day he was flown to Wellington Hospital.
"While we are currently speaking with some people who were at the scene, we know there were about 50 people outside the pub at the time and we want to speak to anyone that witnessed the assault," Mr Parke said.
Anyone with information could contact Mr Parke on 06 210 2210, or anonymously to Crimestoppers on 0800 555 111.