No. 15–1203. 05-06-2016 NATIONAL LABOR RELATIONS BOARD, Petitioner, National Nurses Organizing Committee, Intervenor, v. BLUEFIELD HOSPITAL CO., LLC, d/b/a Bluefield Regional Medical Center; Greenbrier VMC, d/b/a Greenbrier Valley Medical Center, Respondents. ARGUED: Micah Prieb Stoltzfus Jost, National Labor Relations Board, Washington, D.C., for Petitioner. Kaitlin Ann Kaseta, Charleston, South Carolina, for Respondents. ON BRIEF: Jill Ann Griffin, Supervisory Attorney, Richard F. Griffin, Jr.