The fire that ravaged a former commercial building earlier this month here in Fort Dodge has been categorized as an arson. A fire at the former Griffith Architecture Building on Kenyon Road was reported the night of Oct. 12th. The Fort Dodge Fire Dept. battled the blaze and were able to get it under control but firefighters were on scene for hours to extinguish hot spots. Investigators began to look into the circumstances of the fire in the subsequent days and now have come to the conclusion that arson was the cause. No exact details have been released on how the fire was set as of this time. The Fort Dodge Police and Fire Departments are continuing to investigate. Anyone with info is asked to call the FDPD at 515-573-2323.