CHICAGO - In order to file a second appeal from an order granting class certification when the class definition has been altered, the party appealing must actually challenge the change, the Seventh Circuit U.S. Court of Appeals ruled Jan. 15 (Glenn Driver, et al. v. AppleIllinois, LLC, et al., No. 13-8029, 7th Cir.; 2014 U.S. App. LEXIS 815).