Camera rolls as gas leak ignites, killing one utility worker and wounding several more.
One person is dead and several others are wounded following a gas line exploded in Philadelphia.
A camera crew was on the scene at the time of the blast captured the explosion on video.
Utility crews and firefighters had responded to reports of a strong gas odor in the area minutes before the explosion.
The blast destroyed one building, damaged another and sparked a raging fire.
The utility worker who was killed was found after fire crews knocked down the flames.
Four other workers and a firefighter were all transported from the scene.
Two of the workers are in critical condition.
Before the blast about 20 nearby homes and nearby businesses were evacuated to a Red Cross shelter as a precaution.