(January 25, 2017, 1:11 PM EST) -- PASADENA, Calif. — A California federal court did not err in decertifying a class of Costco Wholesale Corp. workers alleging various wage violations after finding that individualized issues predominate over common ones, a Ninth Circuit U.S. Court of Appeals panel ruled Jan. 20 (Eric Stiller, et al. v. Costco Wholesale Corporation, Nos. 15-55361 and 15-55691, 9th Cir.; 2017 U.S. App. LEXIS 1062)....