A 43-year-old San Francisco attorney was severely injured when a tree fell on him during the Vineman Triathlon in California this weekend.
Howard Holderness sustained severe back injuries when an Oak tree fell on him during the bike portion of the half iron distance triathlon.
Two other competitor were also involved in the accident and suffered broken collarbones.
According to the MercuryNews.com:
"Sunday' s triathlon accident was one of several incidents in recent months in which a tree has toppled and caused serious injuries in Sonoma County."