WILLIAMSBURG - ? Friends and family members gathered Thursday to remember 17-year-old Sofia Olivo, who died in a suspicious house fire on Dec. 28.

Investigators say the fire occurred at a Bushwick apartment building where Olivo was sleeping. Officials are investigating the case as arson.

Fire officials have confirmed that the fire started on the first floor, where a gas canister was found.

Police have released a photo of a man they want to question.