Daragh McDowell: Savchenko could be a political changer
Few Ukrainian citizens have endured as much as the helicopter pilot, and recently released POW, Nadiya Savchenko. Captured by Donbass separatists in the early days of the war and delivered into Russian custody, Savchenko was imprisoned for 708 days, subjected to a Kafkaesque show-trial and sentenced to 22 years in prison.