The comments came after a meeting on Friday between French leader Francois Hollande, German Chancellor Angela Merkel and Russian premier Vladimir Putin aimed at restoring a ceasefire.
Russia's War Against Ukraine
Express.co.uk: Ukraine ceasefire talks ‘will founder without UK and US’
US Secretary of State John Kerry (R) meets Russian Foreign Minister Sergei Lavrov laugh, at Villa Taverna, on December 14, 2014 in Rome.
