WPIX, INC., PETITIONER, v. NATIONAL LABOR RELATIONS BOARD, RESPONDENT, AND RADIO AND TELEVISION BROADCAST ENGINEERS UNION, LOCAL 1212, I.B.E.W., AFL-CIO, INTERVENOR. No. 170, Docket 88-4060.United States Court of Appeals, Second Circuit.Argued October 11, 1988. Decided March 21, 1989. Page 859 Susan M. Benton-Powers, Chicago, Ill. (Richard L. Marcus, Sonnenschein Carlin Nath and Rosenthal, Chicago, Ill., […]