CNN  —  The US Supreme Court will decide whether a federal law prevents Mexico from suing gun distributors for allegedly facilitating the flow of firearms to drug cartels. The high court on Friday granted the request by Smith & Wesson and other manufacturers to review a federal appeals court ruling reviving the case, after a trial judge threw it out on the basis of the Protection of Lawful Commerce in Arms Act, a law that generally bars civil liability for firearm manufacturers and distributors