Tallahassee Fire Department responded to a fire on North Monroe early Monday morning. They said they found a heavy fire upon arrival. Watch the video to find out more about the cause of the fire. BROADCAST TRANSCRIPT:The Marathon Gas Station on North Monroe was destroyed in an early Monday fire. The Tallahassee fire department said they responded to a call at 4:13am to this gas station. On arrival, TFD said they found a heavy fire.From the outside, you can see the damage is extensive. At one point there were five fire trucks on site to control the flames.The owner said he has owned this place for 10 years and never experienced anything like this.