LOS ANGELES — The origins of a suspected computer attack that disrupted The Baltimore Sun, the Los Angeles Times and Tribune Publishing newspapers remained unclear Sunday after causing delivery delays and being brought to the attention of federal investigators.

Tagged with: Baltimore Sun cybersecurity Tribune Publishing Co.

NEW YORK — Gannett is escalating its pursuit of rival newspaper company Tribune, telling shareholders of Tribune not to vote for its board member nominees up for election in June. Gannett, the publisher of USA Today and other newspapers, said ...

Tagged with: Baltimore Sun Gannett Co. Inc. Tribune Publishing Co.