The Gray fire that devastated Medical Lake in August was caused by sparks from an Inland Power and Light security light mounted to a pole, a Department of Natural Resources investigation found.

WMUR JAMIE STATON SHOWS US HOW IT WORKS. IT’S CALLED A RAPID POLE, AND IT’S ABOUT QUICK RESPONSES TO BROKEN POLES AND POWER OUTAGES. SO FAR, THEY’VE SHOWN THAT, YOU KNOW, WE’VE GOTTEN THE LIGHTS ON ...