Gen. Dempsey speaks during a remembrance ceremony to honor the victims of the 9/11 attacks on the Pentagon
Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey speaks during a remembrance ceremony to honor the victims of the 9/11 attacks on the Pentagon in Arlington, Va., on Sept. 11, 2013. Dempsey joined Secretary of Defense Chuck Hagel, President Barack Obama and family members of those killed in the terrorist attack twelve years ago to remember and mark the anniversary.