Gunman who killed 10 at a Colorado supermarket is sentenced to life in prison The Associated PressGunman who killed 10 at a Colorado grocery store sentenced to life without parole CNNBoulder King Soopers shooter receives 10 life sentences KKTVGunman in Colorado grocery store shooting found guilty of 10 murder counts The Washington PostExperts explain what goes into an insanity plea in Colorado FOX 31 Denver