(May 5, 2016, 8:13 AM EDT) -- CHICAGO — An Illinois federal judge on April 25 agreed to grant additional attorney fees in a settled class suit against Southwest Airlines Co. over its decision to stop honoring drink vouchers; however, the award was far less than the amount requested by the plaintiffs (In re: Southwest Airlines Voucher Litigation, No. 11-8176, N.D. Ill.; 2016 U.S. Dist. LEXIS 54506)....