Mealey's (March 5, 2018, 11:01 AM EST) -- TACOMA, Wash. — The operator of a Washington state detention center where immigration detainees are housed may proceed with counterclaims against a proposed class of detainees seeking minimum wages for their work after a Washington federal judge in a Feb. 28 order determined the operator satisfied the elements of unjust enrichment (Chao Chen, et al. v. The GEO Group, Inc., No. 17-5769, W.D. Wash., 2018 U.S. Dist. LEXIS 32859)....