As the US walks away from Ukraine and seeks a deal with Russia, Europe has to put its money where its mouth is and therein lies the problem, says international security expert Stefan Wolff. BIRMINGHAM: The last week has left European leaders in little doubt that they will be mostly on their own when it comes to Ukraine. On Tuesday (Feb 18), Russia and the United States concluded their first talks on the future of the country, in the absence of both Ukraine itself and Europe. And make no mistake,