Over 1,000 Event Participants Gathered at 3rd Annual MarcUS for Change 5K Walk & Run and 1st Annual US Day Celebration in Stamford News Releases, NewsroomBy CristianSeptember 25, 2015Stamford High Wins MarcUS for Change Spirit Award for Second Year STAMFORD, CT – September 25, 2015 – The 3rd Annual MarcUS for Change 5K Walk & Run kicked off the 1st Annual US Day on Sunday, September 20, 2015…