Child suffers head injury during riot in outback WA

Some 100 people are thought to have been involved in the brawl in Carnarvon, on the WA coast. (Richard Wainwright/AAP PHOTOS) (AAP)

A boy has suffered serious head injuries after he was hit by a flying object during a riot in a Western Australia town.

Two teenagers are among those charged over the alcohol-fuelled incident which is understood to have involved about 100 people.