boom! it shook the whole house, basically opened up the side of my door to my garage. when i looked toward my backyard, i could see the incredible flames, which i really thought was a jetliner going down. >> you thought a plane had crashed? >> that is correct. that is correct. we really did think -- the whole neighborhood did. >> you said it smelled like gas in your neighborhood for several weeks before the blast. when did you first notice the smell? do you know where it was coming from? >> yes, i noticed it around three weeks ago just previous to the stop sign before sequoia, every day after work at the sewer on my motorcycle you could smell that distinct smell of rotten egg smell. i smelled it for a good three weeks on a daily basis. >> did you ever call the gas company pg & e to report the odor? or do you know anybody else that did? >> personally, no, i didn't. but other people did call. >> how do you know that?