Ukraine saw its first war crimes trial against a Russian soldier end Monday with a life sentence. The judge pronounced Sergeant Shishimarin guilty of violating the laws and customs of war and of committing premeditated murder. Monday's outcome sets a significant legal precedent for the conflict that has featured the deliberate targeting of civilians. The verdict represents a milestone in Ukraine’s attempts to hold Russia and its soldiers accountable for atrocities committed in the war and there are many other alleged war crimes that are being investigated by Ukraine.