I think that is a M1
May be a carbine
https://www.milsurps.com/images/impo.../26G4459-1.jpg
Thousands of soldiers of Hitler's once mighty Wehrmacht stand on the wharves of a French port for embarkation aboard a Coast Guard-manned troop transport to the United States. They are a small part of the stream of Nazi warriors who are finding a way out of their lost cause by surrendering to the Allied armies surging across Germany.