Show subs found submerged will face watery graves washington A watery grave probably will be the fate of any german submarine the navy finds submerged the broadcast instructions to U boats are to surface remain surfaced fly the surrender flag and report their position a naval spokesman said he warned that any submarine failing to comply or otherwise indicating hostile action will be destroyed st some already have given their positions and surrendered to escorts sent out by the british and united states navies he added the navy is aware some fanatical german undersea crews may try to j join oin the japs |