Media Summary: Kenny Choi reports on the procession honoring a fallen So what exactly happened? The NBC Bay Area Investigative Unit has learned more about what may have caused the tragic death ... Fire officials confirmed Thursday that a utility worker was killed resulting from a trench
San Francisco Firefighter Fatally Injured In Fall During Training Accident - Detailed Analysis & Overview
Kenny Choi reports on the procession honoring a fallen So what exactly happened? The NBC Bay Area Investigative Unit has learned more about what may have caused the tragic death ... Fire officials confirmed Thursday that a utility worker was killed resulting from a trench
