No. 16-1191 C/w 16-1192 16-1256 16-1258 07-18-2017 BELLAGIO, LLC, d/b/a Bellagio Las Vegas, et al., Petitioners v. NATIONAL LABOR RELATIONS BOARD, Respondent Paul T. Trimmer argued the cause for the petitioners. Gary C. Moss was with him on the briefs. David Casserly, Attorney, National Labor Relations Board, argued the cause for the respondent. Richard F. Griffin, Jr., General Counsel, Jennifer Abruzzo, Deputy General Counsel, John H. Ferguson, Associate General Counsel, Linda Dreeben, Deputy Associate