It was the very last car that ran over his right leg. The tailwind then spat him off the tracks, onto the hillside, like something regurgitated. “I felt fine,” Jaime said. “It didn’t hurt.” Most mutilated migrants say the same thing. At first it doesn’t hurt. Later, though, the pain nearly tears apart the muscles in your face and a sudden and intense heat shudders into your body so fast you think your head’s going to explode.

