russians to suggest that ukraine was getting newly aggressive. we ll check with you later on. sandra: russian oil depot 22 miles from the border with ukraine. national security correspondent jennifer griffin joins us. the latest from the pentagon and what they are learning about that at this hour, jennifer. the pentagon is remaining mum on whether or not it was a pair of mi-24 helicopter gun ships that fired on the depot john was referencing, 30 miles inside russia and whether they were ukrainian or not. the ukrainians do have mi-24 helicopter gun ships. satellite imagery from the area has been shrouded in cloud cover. early this morning the governor of the region in russia says it was a pair of helicopters that fired on the oil depot used by russia, resulting in a ball of fire scene from across the city