By direction of the President, under the provisions of the act of Congress approved July 9, 1918 (Bul. No. 43, W.D., 1918), Lieutenant Commander (MC) Cornelius H. Mack, United States Navy, is cited by the Commanding General, American Expeditionary Forces, for gallantry in action and a silver star may be placed upon the ribbon of the Victory Medals awarded him. Lieutenant Commander Mack distinguished himself by gallantry in action while serving as Surgeon, attached to the Sixth Regiment (Marines), 2d Division, American Expeditionary Forces, in action in the Bois de Belleau, France, 12 June 1918, in continuing to attend to the wounded during a heavy gas bombardment.