U.S. official : Germany 's leader is trying to set up an exit strategy for Russia 's Putin . U.S. 'will stand by the Ukrainian people ' Diplomatic efforts to end the crisis Ukraine official : Ukraine , Russian ministers talk , but no signs of breakthrough . John Kerry denies sending troops into Putin , says `` local militias '' are involved . U.S. Secretary of the International Monetary Fund Crimea says Ukraine made up reasons to intervene .
U.S. official : Germany 's leader is trying to set up an exit strategy for Russia 's Putin . Ukraine official : Ukraine , Russian ministers talk , but no signs of breakthrough . John Kerry denies sending troops into Putin , says `` local militias '' are involved . U.S. Secretary of the International Monetary Fund Crimea says Ukraine made up reasons to intervene .