String of house fires in south Baltimore under investigation

A string of several house fires in south Baltimore early Christmas morning is under investigation. Firefighters were called around 1:30 a.m. Friday to Hinsdale Drive for a fire at a house that was occupied. No injuries were reported. Firefighters were then called around 3:15 a.m. to Harman Avenue and Puget Street for another fire, this time, at a vacant house.