Ukraine's shaky truce has hit a roadblock, and some are warning it could collapse unless its sponsors in Moscow, Berlin, and Paris urgently iron out the disputes over its political prescriptions.
Russia's War Against Ukraine
Christian Science Monitor: Minsk deal threatened as Ukraine, rebels spar over interpretation
A woman walks under a billboard featuring a picture of the leader of the self-proclaimed Donetsk People's Republic Alexander Zakharchenko (C) and reading: \"we are grateful to the defenders of the fatherland\" in Donetsk on March 18.