When the war came to Ukraine in 2014, 18-year-old Yana Zinkevych watched as her countrymen returned to little or no care, so she set about creating a local chapter of an ancient order of medics. Three years into the conflict, her organisation had grown from a handful of dedicated followers to a battalion of veterans, but early one frosty winter morning, Yana’s life and work came to a crashing halt as she found herself lying in a ditch, with a car bearing down on top of her...