At a summit meeting on Wednesday, European leaders signaled they're pushing ahead for contingency planning for a Greek exit from the euro. But that possibility may lead to further unimagined problems.
Libyan rebels have advanced into two strategic towns controlling access to the capital, Tripoli.
For many travelers in Europe it won't be a Merry Christmas unless they can get out of the airport. Marco Werman speaks with the BBC's Matthew Price who is in Brussels, where they had 10 inches of snow last night.