PHILADELPHIA, Pennsylvania, Sept. 11 [Category: Media] -- The Annenberg Public Policy Center issued the following news release: * * * Americans' Knowledge of Civics Increases, Annenberg Survey Finds * Americans are more knowledgeable this year in answering basic civics questions, according to the Annenberg Constitution Day Civics Survey, conducted annually by the Annenberg Public Policy Center (APPC) of the University of Pennsylvania. More than two-thirds of U.S. adults (70%) were able to  more PR