CHATHAM — “No one has focused on the placard above my head and the irony in this discussion,” Town Moderator William Litchfield said, gesturing at the Monomoy Sharks banner on the gymnasium wall behind him. Voters laughed, but then went on to reject an article asking for $100,000 for a feasibility study and construction of a shark barrier or detection system to protect what is known as the Children’s Beach on Oyster Pond where the town conducts [...]