Four boys have been taken to hospital with non-life-threatening knife injuries after a brawl in Sydney's west.
Emergency services were called to Auburn Road in Auburn just before 5pm on Saturday following reports of a fight involving up to 20 males.
By the time officers arrived, the group had dispersed but two 14-year-old boys and a 15-year-old boy were found with stab wounds. A fourth teenager also had minor lacerations.
They were all taken to the Children's Hospital at Westmead for treatment.
Crime scenes have been established and will be examined by specialist forensic officers.
Anyone with information or mobile phone footage is urged to contact police.