"Today the signs of a political crackup are all over Washington."
QUICK HEADLINES:
* Democracy in the Arab World, a U.S. Goal, Falters
* Christians Sue for Right Not to Tolerate Policies
* Christian Coalition Shrinks as Debt Grows
* Parting the Shroud of Earth's Mysterious Twin
* The week ahead: What could be grabbing the headlines in the next seven days
* The Bjork-Barney Enigma Machine
