The 26 cows feeding Oksana But and her sister in the east Ukrainian war zone are both a blessing and a curse. The dreamy animals grazing on a grassy knoll a few minutes' drive from the frontline ensure a steady income and a source of milk for the family's two kids, but they also mean that the 41-year-old is tied down to the land and cannot flee the invading forces without upturning her entire life. And the booming thunder rolling in from the horizon and missile trails streaking across the blue sky deliver a daily reminder that the Russians are drawing nearer from nearly every side. IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES