US

AP - Democratic presidential candidates took part in a "virtual" forum on the Iraq war Tuesday, with Barack Obama chiding GOP rival John McCain for using a heavily guarded visit to a Baghdad market as evidence that security is improving.

China will pass the United States as the world's biggest source of greenhouse gasses this year, an official with the International Energy Agency said

AP - They can be found rallying union workers, walking picket lines or helping sign up new members. Democrats running for president are after something else this time of year: the endorsements of the oh-so-important labor unions.

A street battle between government and opposition supporters quickly turned into dangerous inter-ethnic strife in Pakistan's largest city