The US could see a wave of challenges to local gun-control measures after the US Supreme Court yesterday overturned a ruling upholding Chicago's 28-year-old ban on handguns - one of the country's strictest gun-control regimes - in a victory for gun-rights activists. The US's highest court had never previously ruled whether the constitutional right to keep and bear arms applied to US cities and states. But by a 5-4 vote, the justices deemed that the second amendment... (GunPolicy.org)