Inside the home, they discovered a 3-D printer used to manufacture weapons along with 13 firearms, 10 of which were illegally possessed based on California gun laws. Many handguns were ghost guns ...

BRENTWOOD, California (KPIX) — A 23-year-old Brentwood man has been arrested on weapons charges after detectives discovered a high-tech gun factory inside his home. Brentwood police said Scott ...