A street brawl in Sydney's west has left five men in hospital and a police officer with a knee injury.
Police were called to Ostend St, South Granville, shortly before 3pm (AEDT) on Sunday following reports of a brawl.
Officers found a group of males who had been fighting in the street, police said.
Five men were taken to Westmead Hospital for a range of injuries.
A male police officer also hurt his knee during the incident and was treated at hospital.
Police are urging with anyone with information to contact Crime Stoppers on 1800 333 000.