She'll talk with China and three other nations about climate change, the financial crisis, and more.
The expulsion brings new attention to the government's uneasy relationship with the news media.
Population soars toward 9 billion in 2050. Changes may slow that growth.
The World Court could soon issue an arrest warrant for President Bashir on charges of genocide.
He's been critical of monetary policy and has named human rights defenders to key posts.
Team Obama is more pragmatic and less ideological than its predecessors, say diplomats and campaign advisers. Afghanistan will be a foreign-policy priority.