Come one, come all! What could very well be the largest yard sale in the history of Concord will take place in the parking lot next to Westbourne Road at Concord High School on June 12 from 8 a.m. to 2 p.m. The sale is sponsored by family members of Concord High School's crew team. One hundred families will be participating. There will be great deals on a wide variety of stuff… 0