You could say Fargo’s Bill Hayes was front and center at D-Day with a face covered in cocoa powder. Odd but true. Hayes is featured in the center of one of the most famous photos taken during World War II. He can be seen just above Gen. Dwight D. Eisenhower’s hand — his face darkened and disguised with cooking oil and cocoa powder. It was taken just hours before the largest amphibious assault in military history, involving 150,000 troops f…