Sgt. Vadim Shishimarin says he was ordered to shoot at 62-year-old Oleksandr Shelipov because he and his fellow soldiers believed that he was informing the Ukrainian military about their location.

Sgt. Vadim Shishimarin says he was ordered to shoot at 62-year-old Oleksandr Shelipov because he and his fellow soldiers believed that he was informing the Ukrainian military about their location.