An officer with Washington, D.C.'s Metropolitan Police Department (MPD) ordered the D.C. Chapter of Free Republic to silence our voices tonight at our weekly support the troops demonstration outside Walter Reed Army Medical Center.The officer cited complaints from the neighborhood about the noise our voices make as we chastise the so-called antiwar protesters across the street at the main gate to Walter Reed.The officer went across the street and issued the same order to the Code Pinkos. We're not sure if the order applies to their singalong guitar player (who serenaded the wounded troops tonight with Bob Dylan's "Knocking on...