Sean Langan’s intriguing but curious documentary, Ukraine’s War: The Other Side, comes to a halt on a log in a wood the Russians call Sherwood Forest, near the frontline town of Avdiivka. It is the Russian’s most forward position but the location is of no apparent military significance, and it is no longer obvious to the film-maker why he or the soldiers escorting him have risked their lives to go there. “I thought I’d find some answers in the forest but all I found was more death and destruction,” Langan narrates at the end of an hour and 40-minute ITV1...