And finally tonight, the 92-year-old man they call little johnny. He made a heroic and split second decision. He saw a run away horse and a little girl. From our friends at espn here's chris conley and the mon who is america strong. Reporter: John shear worked at santa anita park for 51 years but in just 10 seconds mattered most. 911 what's your emergency? I shouted there is a loose horse coming this way. When I looked down there was a little girl standing there. Reporter: That little girl, 5-year-old roxy key. Look again, there is roxy on the left and there is john, throwing his body over her, absorbing the full impact of the run away horse. I knew I was going to get hit. You cannot stop and think should I or shouldn't i. There is a 5-year-old girl. I'm 90 years old. What would have happened to your daughter if john sheer wasn't there. Dead. Reporter: Critically injured john sheer would spent 7 weeks in the hospital. More than two years later, 92-year-old john sheer drove to a ballet studio where a now 8-year-old roxy was to perform. Thanks for dancing for me roxanne. I love you. I don't want to say he lived 92 years just to do that one thing but that's a very huge thing. Of all the things you've done, john, where does this rank in terms of your life? It ranks number one. Reporter: Sacrificing himself for a child he had never met before. That's what makes john sheer america strong. Chris conley, abc news, los angeles.