Justin Gimelstob has announced his resignation from the ATP board of directors, a little more than a week after pleading no contest to misdemeanor assault for attacking a former friend. The former professional tennis player, who also has worked as a coach and broadcaster, posted a statement Wednesday on Facebook, saying "it is clear that I have now become a significant burden and distraction" to tennis and therefore does not "deserve to be in this position of influence.Read more on NewsOK.com