Lines of Fire: Operation Market Garden Part 2 of 2

September 17, 1944. A slight morning fog over Britain gives way to clear skies, as the first of hundreds of Allied aircraft leave the ground to execute the largest airborne operation ever attempted. Will Montgomery's gamble pay off? Or are the Germans in the Netherlands far less beaten than he believes? Last time out we covered the planning, rationale, and logistics of the idea. Now, watch it unfold from beginning to end, map by map.