Video: Evacuation Tones in Detroit, MI at a Box Alarm Fire

Video of companies making a interior push at a fire in Detroit, MI as Evacuation tones begin to sound outside.  The video was posted by walleyeking23 and description is below.

“After an aggressive interior attack, Detroit firefighters are ordered out of the building and into a defensive posture. The horns you are hearing are done to let companies on the fireground know that evacuation has been ordered.”