Trying to placate angry shareholders, DaimlerChrysler confirmed that it was in talks with several groups about a deal for the troubled unit, which lost $1.5-billion last year.Federated invests in online, catalogsCINCINNATI - Federated Department Stores will invest an additional $100-million this fiscal year in its direct-to-consumer businesses, including such Web sites as macys.com and bloomingdal