Russia last night issued a chilling threat to assist Syria if the US leads military strikes against its hated regime. As a summit of world leaders broke up in acrimony, Vladimir Putin declared openly that he is already supplying arms to Syrian tyrant Bashar Assad and vowed to step up support if a planned missile attack goes ahead. There were gasps as the Russian President made his remarks after being asked how he would react if Barack Obama proceeds with an attack in response to Syria’s used of chemical weapons. ‘Will we help Syria? We will. And we are already...