The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pride in presenting the Distinguished Service Cross (Posthumously) to Sergeant Karl Erskine Ross (ASN: 2262839), United States Army, for extraordinary heroism in action while serving with Machine-Gun Company, 363d Infantry Regiment, 91st Division, American Expeditionary Forces, near Waereghem, Belgium, 31 October 1918. At a distance of less than 200 meters from the enemy, Sergeant Ross set up and directed the fire of his guns, exposed during the whole operations to direct enemy fire. He killed one gunner and, while searching for the Hun on his flank, was himself killed.