Memorial Ceremony Defense Secretary Dr. Mark T. Esper and Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, take part in a ceremony at the Luxembourg American Cemetery and Memorial in Luxembourg, Dec. 16, 2019. The event was part of the 75th commemoration and anniversary of the Battle of the Bulge. SHARE: Download: Full Size (0.35 MB) Tags: Observances, World War II, Chairman, Milley, Defense Secretary, Esper Credit: Army Sgt. 1st Class Chuck Burden, DOD VIRIN: 191216-D-HD608-0040.JPG Photo Gallery