Three firefighters experienced a near-miss when the roof they were venting collapsed during a commercial fire in Dearborn, Michigan.
Helicopter video by wxyz.com (http://bit.ly/H2FWmE) shows the roof giving way beneath the firefighters as they are performing ventilation. The members were able to scramble to safety.
For more on this type of situation, consider Commercial Building Fires: When To Go Defensive, Primary Roof Ventilation Operations for Flat-Roof Structures, and VENTILATION PROBLEMS.
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