In many ways she would make history as first lady.
If she signals ambivalence, some supporters could stay home this fall.
Nations participating in the Nuclear Suppliers Group summit will debate whether the deal undermines efforts towards nuclear nonproliferation and sets a precedent for other would-be nuclear powers.
Cindy McCain's past is the latest to be questioned after errors were found.
A key question: Will the conflict divert voters' attention from the economy this fall?
The war broadened Monday as Russian troops moved beyond rebel provinces into Georgia proper.
The terrorist group, believed to be Uighurs, warns Muslims to avoid public transport with ethnic Chinese.
Legislation to extend some $18 billion worth of tax credits for renewable energy fizzled in the Senate Wednesday, as Republican lawmakers made good on their stated intent to prevent the bill from moving forward unless it were accompanied by support for domestic oil drilling.