Mom says boy fatally shot her 10-year-old son after losing bike race
ViewA California mother whose 10-year-old son was shot dead by another 10-year-old says the boy killed her son after losing a bicycle race.
Brittani Frierson told NBC News she gave her son Keith, also known as "KJ," permission to ride his bike — which he had begged for for Christmas — with friends.
She said not even...