The U.S. commander of NATO said April 30 that Russia and pro-Russia separatist forces exploited the recent cease-fire in eastern Ukraine to "reset and reposition themselves" and appear now to be preparing for a fresh offensive against Ukraine's military.
Russia's War Against Ukraine
Washington Times: Russia exploiting Ukraine cease-fire, NATO general tells lawmakers
Pro-Russian separatist soldiers stand next to a vehicle as they close off a road in Donetsk on April 23, 2015 in the self-proclaimed Donetsk People's Republic (DNR).