When a massive, scarred rescue dog wandered toward the pediatric cancer ward window, hospital security reacted with immediate concern. But what the frightened animal did next left nurses, parents, and doctors quietly wiping tears from their eyes.

When a massive, scarred rescue dog wandered toward the pediatric cancer ward window, hospital security reacted with immediate concern. But what the frightened animal did next left nurses, parents, and doctors quietly wiping tears from their eyes.

PART 1 — The Boy Behind the Glass