City Police  Investigators have interviewed a number of witnesses as they continue to investigate an apartment fire on Towers Street early Saturday morning.  They are asking for anyone who may have videotaped the fire scene to contact Detective Constable Dewar at the Sault Police Services—–at 705-949-6300 ext. 114.  Investigation Services are working along with the Ontario Fire Marshall’s Office and Sault Fire Services in this investigation.  Two people had to be rescued from the building and a firefighter was treated and released from hospital in the incident.