MEDIA

Tribune Unit Buys Newspaper Entertainment Network: The Tribune Media Services unit of Chicago-based Tribune Co. said the purchase will help it expand its advertising networks in print and other media. The price was not disclosed. Los Angeles-based Newspaper Entertainment Inc. sells advertising in newspapers’ TV guides to broadcast networks, cable channels, syndicators and producers. Since 1989, Newspaper Entertainment Network has represented Tribune Media Services’ TV Week Network, which allows advertisers to buy ads in multiple markets and newspapers more efficiently, Tribune Media Services said. Tribune Co. is a multimedia information and entertainment company.