The judgment of the United States District Court for the Southern District of Iowa, Central Division is reversed and remanded for further proceedings consistent with the United States Supreme Court’s decision in Louisiana Public Service Commission v. Federal Communications Commission, — U.S. —, 106 S.Ct. 1890, 90 L.Ed.2d 369 (1986) reversing 737 F.2d 388 (4th Cir. 1984).