Victim: Kristyanna Cowan, three, plus Brittney Bergeron (paralyzed) Age at time of murder: 16 Crime location: Mesquite Crime date: January 22, 2003 Partner in crime: Beau Maestas, 19 Crimes: Home-invasion, murder of a child & attempted murder of a child Weapon: Knife Murder method: Stabbing Murder motivation: Revenge … Continue reading Monique Maestas