DONETSK REGION, Ukraine — In a dugout where each nearby blast sends dirt raining from the ceiling and the black plastic lining the walls slipping down, Ukrainian soldiers say peace talks feel distant and unlikely to end the war. Explosions from Russian weapons — from glide bombs to artillery shells — thunder regularly overhead, keeping them underground except when they fire the M777 howitzer buried near their trench. Nothing on the Eastern Front suggests the war could end soon. Diplomatic peace