Nook Loses Ground in Tablet War

Revenue at the bookseller’s Nook segment, which includes all the Nook devices, digital content, plus accessories, fell 12.6% to $311 million for the nine-week compared with the same period a year ago, the company said Thursday.

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Barnes & Noble Warns of Data Breach

Barnes & Noble Inc. said customers at 63 stores in nine states may have had their credit-card information stolen.

U.S. Warns Apple, Publishers

The Justice Department has warned Apple Inc. and five of the biggest U.S. publishers that it plans to sue them for allegedly colluding to raise the price of electronic books, according to people familiar with the matter.