We currently believe that Navistar will resolve the potential default well before the 60-day cure period ends. If it appears that the company will be unable to resolve this potential default quickly, or if the company's liquidity were to become a concern, a multiple-notch downgrade is possible.

We will monitor Navistar's progress in reaching a prompt resolution, as well as its current and prospective sources of liquidity. If it appears that the company will be unable to resolve these potential defaults quickly, or if the company's liquidity were to become a concern, a multiple-notch downgrade is possible.

Ratings on Horizon Lines reflect its aggressive financial profile, modest financial flexibility, participation in the capital-intensive and competitive shipping industry, and an aging fleet.