With America's war effort kicking into high gear following the bombing of Pearl Harbor, professional baseball was at a crossroads. Unsure what the war would mean for all levels of the game, Commissioner Landis reached out to President Roosevelt, seeking his advice. Roosevelt's response, which became known as the "Green Light Letter" was written back to Landis 76 years ago this week, giving baseball the President's endorsement to keep playing, while the country beat back the Axis threat.