Associated Press: The United States will pledge Tuesday to cut its greenhouse gas emissions by up to 28% as part of a global treaty aimed at preventing the worst effects of climate change, according to individuals briefed on the White House's plans.
The administration's contribution to the treaty, which world leaders expect to finalize in December, codifies a commitment President Barack Obama first made late last year in Beijing, when he announced a joint U.S.-China climate deal that raised global hopes that developed...