Mealey's (May 14, 2018, 1:41 PM EDT) -- WASHINGTON, D.C. — In a pair of May 10 appellant briefs, two plaintiff employee unions tell the District of Columbia Circuit U.S. Court of Appeals that they established standing to bring a consolidated class action against the U.S. Office of Personnel Management (OPM) related to a series of 2015 data breaches that compromised employees’ personally identifiable information (PII), claiming concrete injuries and constitutional privacy violations (In Re: U.S. Office of Personnel Management Data Security Breach Litigation, No. 17-5217 & 17-5232, D.C. Cir.)....