The American Secretary of State's doing the rounds in Europe to try and drum up support for a unilateral strike against Syria. It's after key world powers at the G20 summit in St. Petersburg spoke out against the use of force without a UN mandate, while Russia accused the Syrian rebels of unleashing chemical weapons, to provoke foreign intervention. Anissa Naoaui reports. br br FOLLOW LIVE UPDATES on Syria 'chemical weapons' crisis: br br RT LIVE br br Like us on Facebook br Follow us on Twitter br Follow us on Instagram br Follow us on Google+ br br RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios.