WASHINGTON, DC—Today, the Washington Field Office, together with the Joint Force Headquarters Military District of Washington, hosted a ceremony to commemorate the permanent placement of a piece of stone recovered from the Pentagon following September 11, 2001. The limestone block, weighing 800-pounds, presented to the Washington Field Office was part of a large stone block that was recovered from the west façade of the Pentagon, where a group of terrorists crashed a plane into the building nearly ten years ago. The stone was removed from the Pentagon and taken to Fort McNair, where the Joint Force Headquarters for the Military District of Washington had the stone cut into pieces for the purpose of presenting them to agencies that assisted in the September 11 response and recovery efforts. "The relationship we share with the Military District of Washington, Arlington County Fire, and other first responders was formed long before that fateful ...