The third annual Corn Roast and Watermelon Bash will be held at the Seventh-day Adventist Church, Gloucester, from 1-3 p.m. on Sunday, Aug. 9. The watermelon and charcoal-roasted corn are being offered free to the public. This year, school supplies for students in grades 1-5 will also be given away. No alcohol will be served. The church is located across from Patriots Grill at 7314 Main Street....