DOWNINGTOWN, Pa. (AP) - To mark the 225th anniversary of the Revolutionary War, one Pennsylvania town decided to celebrate its heritage with a re-enactment of their hard-fought skirmish against the invading British. Trouble is, it didn't happen. Nor was there any record of a British loyalist being captured, tried or sentenced to death. But that, too, is to be shown for Saturday's celebration, dubbed "Milltown - Washington's First Line of Defense." Roger Grigson, president of the Downingtown Area Historical Society, has searched for any record of military activity in Downingtown, formerly Milltown, during the climactic Revolutionary War years of 1777...