The State Fire Marshal’s Office is investigating a suspicious fire at a vacant building in Sanford.

The fire started Friday morning at a building on Maple Avenue.

Investigators released surveillance video of a person walking near the building just before the fire started.

Witnesses reported seeing someone running from building.

Officials say the building is destroyed.

No injuries were reported.

Anyone with information is asked to call the Arson Tip Hotline at 1-877-662-7766.