As Russian military supplies continue to enter Ukraine, it becomes harder by the day for Putin to deny that Moscow is providing arms to the separatists.
Russia's War Against Ukraine
Business Insider: These are the weapons that Russia is pouring into eastern Ukraine
A pro-Russian separatist dug in a trench, fires his machine gun towards an Ukrainian Army positions in the vicinity of the eastern Ukrainian city of Debaltseve, in the Donetsk region, on Jan. 28, 2015.
