HE ADMITS TO GUNNING DOWN HIS FAMILY IN 2013. NEHEMIAH GRIEGO PLED GUILTY FRIDAY TO SECOND DEGREE MURDER FOR KILLING HIS PARENTS AND THREE COUNTS OF CHILD ABUSE RESULTING IN DEATH FOR KILLING HIS THREE SIBLINGS WHO WERE 9, 5 AND 2 YEARS OLD. THE SHOOTINGS HAPPENED AT THE FAMILY’S SOUTH VALLEY HOME. A HEARING IN JANUARY WILL DETERMINE IF GRIEGO IS SENTENCED AS AN ADULT OR JUVENILE. IF HE’S SENTENCED AS AN ADULT HE COULD GO TO PRISON FOR 120 YEARS. AS A JUVENILE, HE COULD BE RELEASED WHEN HE TURNS 21.