Nos. 14–3102 14–3216. 03-24-2016 SECURITAS CRITICAL INFRASTRUCTURE SERVICES, INC., Petitioner v. NATIONAL LABOR RELATIONS BOARD, Respondent. National Labor Relations Board, Petitioner v. Securitas Critical Infrastructure Services, Inc., Respondent. Thomas L. Henderson, argued, Memphis, TN, for petitioner/cross-respondent. Gregoire Sauter, argued, Washington, DC, for respondent/cross-petitioner. BYE, Circuit Judge. Thomas L. Henderson, argued, Memphis, TN, for petitioner/cross-respondent. Gregoire