According to an update from the City of Watertown, this morning the fire department was dispatched to a call at an apartment building located at 1154 Boughton St. The fire was called in by a tenant. Fire units arrived on scene shortly after the call to find the building with smoke coming from one of the apartment units. There was a report of possible victims in the fire, and the arriving units made entry to the apartment and started a search and were able to knock down any fire. A victim was found in the apartment unit and was taken to a hospital where they later passed from their injuries. No other injuries have been reported. The State Fire Marshall has been called to help investigate this fire with the support of the Watertown Police Department and the Watertown Fire Department Fire Investigator. The cause of the fire is not known at this time. The damage to the unit is expected to be over $30 thousand. The Red Cross was called for the displaced occupants. More information on this story will be given as it becomes available.