From Pearl Harbor until the Japanese surrender, the AN/M2 .50-cal. Browning machine gun served in the air, on land and at sea, and was a part of every major American battle in every theater of operations around the world. It was the unsung hero of American firepower during World War II.
Check out this preview of an upcoming episode of American Rifleman TV as the crew fires a nice example of the Japanese Type 3 machine gun.
The Battle of Omaha Beach was not one battle, but six separate battles fought independent from one another.
This presentation from Martin K.A. Morgan discusses the history of the DCM/CMP, and describes the ways that the program continues to fulfill its mission in the 21st Century.