The UK and Ukraine have been united in calling for tougher action against Russia after retreating Russian forces appeared to intentionally kill civilians (Vadim Ghirda/AP)
(Picture: AP)A senior US diplomat has warned the appointment of Russian general Alexander Dvornikov to oversee the war in Ukraine will lead to more crimes and brutality against civilians.
On Friday, Ukrainian officials said more than 50 people were killed in a missile strike on a train station in city of Kramatorsk in the Donetsk region, where thousands of people had gathered to evacuate.
