"Gentlemen, do not be daunted if chaos reigns; it undoubtedly will." So said Brigadier S. James Hill, commanding officer of the British 3rd Parachute Brigade, in an address to his troops shortly before the launching of Operation Overlord--the D-Day invasion of Normandy. No more prophetic words were ever spoken, for chaos indeed reigned on that day, and many more that followed. Much has been written about the Allied invasion of France, but award-winning military historian Flint Whitlock has put together a unique package--the first history of the assault that concentrates exclusively on the...