The US Supreme Court has restricted the rights of state and city governments to enforce controls on gun ownership. The US's highest court ruled by 5-4 that a ban on handgun ownership in the city of Chicago was unconstitutional. Justices said the US Constitution protected the right to keep and bear arms for the purpose of self-defence. The ruling could potentially change laws on gun ownership in many of the 50 US states. Debate over the exact meaning of the... (GunPolicy.org)