The Democrat's name appears on billboard and bus ads for the merged Scranton Times-Tribune. It might just have faded like any other promotional campaign. The newly merged Scranton Times-Tribune wanted to call attention to itself with advertisements that appear this summer on TV, billboards and buses. The ads featured a mock newspaper with a banner headline: "Casey to run for Senate." But at issue now - unfolding against the backdrop of a high-profile U.S. Senate race between Republican incumbent Rick Santorum and Democrat Bob Casey Jr. - is whether the ads are a harmless promotion for a business or a...