UPDATED: Police have found missing 14-year-old Doreen teenager Lachlan Cowan.
He was last seen at his home address about 11am on Saturday 17 August.
Police and family have concerns for his welfare due to his age.
Lachlan is about 183cm tall with a thin build, fair complexion, and red hair.
He was last seen wearing a white hooded top, black Nike shorts, black and white runners, and was carrying a black backpack.
Investigators have released an image of Lachlan in the hope someone knows of his current whereabouts.
He is known to frequent the Greensborough, Whittlesea and Melbourne CBD areas.
Anyone who sees Lachlan or has information on his whereabouts is urged to contact Mernda Police Station on (03) 9216 1200.
