The fragile ceasefire in Ukraine appears to have collapsed just 48 hours after being implemented, as separatist fighters and government troops continued to engage in tit-for-tat fighting.
Russia's War Against Ukraine
The Time: Ukraine truce in tatters as fighting rages near eastern city of Debaltseve
Ukrainian servicemen relax on a road at Svitlodarsk, approaching Debaltseve on Feb. 15, 2015.
