Student who opened fire at California high school, killing 2, used 'ghost gun' NBC NewsTeen used ‘ghost gun’ in California high school shooting Yahoo NewsThe gunman in the Saugus High School shooting used a 'ghost gun,' sheriff says CNN'Kit Gun' Was Used in Deadly Saugus High School Shooting, Sheriff Says NBC Southern CaliforniaTeen Used 'Ghost Gun' in California High School Shooting NewsmaxView full coverage on Google News