A Russian soldier's admitted murdering a civilian in northeastern Ukraine - in the first war crimes trial of the conflict.
Vadim Shishimari shot an unarmed 62-year-old man as troops drove into the village of Chupakhiva.
Ukrainian investigators have also been combing the land for evidence in nearby Mala Rohan.
Sky's international affairs editor Dominic Waghorn is there and says they're confident more will be brought to justice.
A war crime is an act carried out during the conduct of a war that violates accepted international rules of war or a violent act against someone without military justification.
He admitted the 28 February killing as proceedings got underway on Wednesday at a Kyiv district court.
The 21-year-old Russian tank commander could face life in prison.
Russia has denied its troops have targeted civilians.
Ukrainian state prosecutors said the soldier and four other Russian servicemen fired at and stole a privately owned car to escape after their column was targeted by Ukrainian forces.
As they arrived in Chupakhivka, which is situated about 200 miles east of Kyiv, they saw a resident cycling and talking on his phone.
