The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Distinguished Service Cross to Sergeant Ian D. MacVicar (ASN: 547453), United States Army, for extraordinary heroism in action while serving with Company I, 30th Infantry Regiment, 3d Division, American Expeditionary Forces, near Crezancy, France, 15 July 1918. Sergeant MacVicar conducted a party of ammunition carriers to the front line during the most violent part of the shell fire near Crezancy on July 15. He also conducted a reconnoitering patrol through terrific machine-gun and shell fire that same day.