YBK [Part 18]: Not one, but two of the largest airlines went double-toothpicks within minutes of each other. The new bankruptcy laws are going to be brutal on business reorganizations, so expect to see this story replayed quite a bit in the next four weeks. In the meantime, what does this say about airlines when three of the four biggest airlines in the country (plus U.S. Air) are currently in Chapter 11? Can someone say "Amtrak"?