 With every tentative step on his new prosthetic legs, you can see Oleg grow in confidence, remembering who he was before the war. His new legs, made of shiny metal, attach just below his hips. On the battlefield of Bakhmut in eastern Ukraine, he lost nearly his entire lower body, a memory that stays with him. There were a lot of drones flying over my position, and one dropped a grenade directly into my trench. And since we had a lot of ammunition, it detonated.