Mom of 2-year-old who fatally shot brother used to let him 'practice' with gun: cops

PHOENIX -- A woman arrested after her 2-year-old son picked up her loaded handgun and fatally shot his 9-year-old brother said she previously allowed the younger boy to practice pulling the trigger of the weapon when it was unloaded, Phoenix police said Tuesday. Landen Lavarnia was shot in the head Monday and has since died,...