The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Army Distinguished Service Medal to Colonel (Infantry) Charles Duval Roberts, United States Army, for exceptionally meritorious and distinguished services to the Government of the United States, in a duty of great responsibility during World War I. Colonel Roberts displayed unusual ability as Chief of Staff of the 81st Division in its organization, and in the conduct of its operations in the St. Die Sector, on 9, 10, and 11 November 1918, near Verdun, where the Division was enabled to advance some five-and-one-half kilometers over marshy ground under heavy fire.