By JOSH FUNK, AP Business Writer OMAHA, Nebraska (AP) — Billionaire Warren Buffett is giving up on the newspaper business. He's selling all of Berkshire Hathaway's publications to Lee Enterprises for $140 million, including the Omaha World-Herald in Nebraska and The Buffalo News in New York. Buffett is a lifelong fan of newspapers but he has said for several years that he expects most of them to continue