Dr. Pierre Rouzier (pictured), the UMass/Amherst sports physician, was volunteering at the Boston Marathon (working triage) when the explosions occurred.
Fortunately, he wasn't hurt, and Dr. Rouzier was able to use his skills to comfort the afflicted.
Read the story here. It's quite the gripping (and heartwrenching) tale!
Anthony, the doc's son, was on my youngest son's Pop Warner football team.
Update: The doc gets interviewed by Jake Tapper of CNN.