Horrific video and photos have emerged that appear to show the head of a Ukrainian prisoner of war stuck on a pole outside a house in the eastern Ukrainian city of Popasna, which was captured by Russian forces in May and is close to the current frontline in the Donbas. The Ukrainian governor of Luhansk province, Serhiy Haidai, posted the gruesome photo on his Telegram channel. It has since been widely shared on social media. Ukrainians have accused Russian troops of barbaric medieval behaviour and likened the image to Lord of the Rings. “They really are orcs. Twenty-first century, occupied...