LONDON — The British government said Friday it will review its witness protection program and allow gun owners to give up illegal weapons without fear of retribution, as it battles a four-year increase in gun crime. Officials meeting at a gun crime summit called for new anti-gun legislation to be presented at a follow-up meeting in March. Britain already has some of the toughest gun laws in the world, including a ban on all handguns. "Coupled with the extensive... (GunPolicy.org)