>> another firefighter dives out of the way to avoid being electrocuted. >> watch out, jason! >> went up the street. it kept going up -- there was a transformer up the block, and there was another fire department guy up there. you could see him run and jump over the snow bank to get out of the way of it. >> the bursting heat and energy vaporizes everything in its path. >> if you look at it in slow motion, there's sparks showering down. it melted all the power lines below it. >> watch out, jason! >> everyone realizes, this is a close call that could have turned tragic. >> holy cow! >> i have to point out, that's exactly why you be careful. >> very careful. >> to be honest, we were probably way too close. electricity goes through people, it kills them. and had that hit any one of us or landed on the truck we were standing on or near us, it certainly could have electrocuted everybody standing there. coming up -- >> whoa! >> it was so huge. it was unbelievable.