President-elect Barack Obama, with Vice President-elect Joe Biden, presented his national security team during yesterday's news conference in Chicago. Jim Wilson / New York Times News Service

The selection of experienced centrists – Hillary Rodham Clinton, Robert Gates and James L. Jones – to head President-elect Barack Obama's national security team points to the possibility that on Iraq, the incoming commander in chief may take a more measured path to ending U.S. military involvement than he described during the campaign.

SACRAMENTO – A day after declaring a fiscal crisis in California, Gov. Arnold Schwarzenegger will be in Philadelphia today to deliver a face-to-face plea to President-elect Barack Obama for more public-works money to help break the recession's grip on states.

The U.S. economy officially sank into a recession last December, which means that the downturn is already longer than the average for all recessions since World War II, according to a panel that determines the nation's business cycles.

MUMBAI, India – In a new sign of rising tensions between two nuclear-armed neighbors, Indian officials summoned Pakistan's ambassador yesterday evening and told him that Pakistani nationals were responsible for last week's terrorist attacks and that they must be punished.

CHICAGO – Almost one in five young American adults has a personality disorder that interferes with everyday life and even more abuse alcohol or drugs, researchers reported yesterday in the most extensive study of its kind.