The child accidentally fired one fatal round at Jessinya Mina’s upper body with a gun that had been left in the bedroom.

A 22-year-old mother was shot to death when her 2-year-old found her boyfriend’s loaded gun inside their Northern California apartment and unknowingly pulled the trigger in what cops called a “preventable” tragedy.

A two-year-old child in Fresno, California, fatally shot his 22-year-old mother, Jessinya Mina, with an unsecured handgun. The child's father, 18-year-old Andrew Sanchez, was arrested and charged with criminal storage of a firearm and child endangerment.