Tribune's January Revenues Decline 5 Percent; Circulation Down CHICAGO (AP) -- Tribune Co. said Friday that monthly revenues dropped 5 percent in January, keeping up the pressure on the media conglomerate as it continues to study what steps to take to reinvigorate its operations and slumping share price. The worsening advertising environment for newspapers took a bigger toll than usual. Ad revenues from the publishing unit declined 7.3 percent from a year earlier to $268 million, lagging the rest of the industry. Amid an industrywide slump, J.P. Morgan analyst Frederick Searby called Tribune's latest advertising revenue revenues "the worst monthly...