Many radio stations, and newspapers on the verge of bankruptcy

If you notice the news lately, there were many newspapers, and radio stations are on the verge of bankruptcy. If you ask them what might be the causes of it, they might answer "due to the recession, there were less and less advertisings available." Since these businesses are mainly depends on advertising income sources.
The truth is, they all bear massive debts before - hand, which lead them to no "breathing room" to continue the business. For instance, creative loafing carried a huge debt in which situation they have possible way to continue their operations. So, consider the amount of debt you can carry, otherwise, you won't be able to "breathe" in a natural business operation.