Police are appealing for public information to help locate missing Ringwood boy Sammy.
The 13-year-old, who has autism, was last seen near a shopping centre on Springfield Road in Blackburn about 4pm on Wednesday, 23 November.
Police and family have concerns for Sammy due to his age and his disappearance being out of character.
He is known to frequent the Doncaster, Box Hill, Blackburn and Ringwood areas.
An image of Sammy has been released in the hope someone can provide information on his current whereabouts.

Sammy is described as having olive skin, brown wavy shoulder length hair and brown eyes.
He was last seen wearing a blue Disney t-shirt with Donald Duck, Mickey Mouse and Pluto on the front, tan pants and black New Balance sneakers. He was also carrying a maroon backpack.
Anyone who sights Sammy is urged to call Doncaster Police Station on (03) 8841 3999.