Photos taken in the lead-up to the D-Day landings have been published in chronological order for the first time, giving readers a glimpse into how Operation Overlord played out hour-by-hour 75 years ago. In this colour snap, General Montgomery is seen showing Winston Churchill the battle situation on a map held by the Commander of the 2nd Canadian Division, General G G Symonds, during the prime minister's visit to Normandy on July 22, 1944