(August 18, 2017, 4:15 PM EDT) -- BOSTON — A Massachusetts federal judge on Aug. 11 denied a cleaning franchisor’s motion to vacate an arbitration award in favor of a man who claimed that he was misclassified as an independent contractor rather than an employee, saying that the arbitrator did not show evident partiality or exceed her powers (System4, LLC v. Luis Ribeiro, No. 17-10455, D. Mass., 2017 U.S. Dist. LEXIS 127901)....