A man is in hospital after he was set on fire at the Deniliquin Ute Muster in southern New South Wales.
At about 6.40 pm on Saturday, emergency services were called to the event campsite.
They found a 22-year-old with significant facial burns.
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It's believed he was set on fire by a man attempting to ignite an aerosol nearby.
The 22-year-old was airlifted to hospital where he remains in a serious condition.
Police want to speak to a man they believe may be able to help with their inquiries.
He is described as being of Caucasian appearance, in his early 20 years, about 170cm tall, and with a brown hair cut in a mullet.
He was seen wearing a green shirt, blue shorts with a yellow stripe, a red and black cap, and no shoes.
Anybody with information is urged to contact Crime Stoppers on 1800 333 000 or online.
