AP - Partisanship is reaching new heights in Washington, even as President Barack Obama makes almost daily pleas to get along.

AP - If snow keeps 230,000 government employees home for the better part of a week, will anyone notice? With at least another foot of snow headed for Washington, Philadelphia and New York, we're about to find out. The federal government in the nation's capital has largely been shut down since Friday afternoon, when a storm began dumping up to 3 feet of snow in some parts of the region. Offices could remain closed at least through Wednesday.

AP - Iranian nuclear technicians set dozens of centrifuges spinning Tuesday to begin enriching uranium stocks to a significantly higher level, prompting President Barack Obama to warn of a "significant regime of sanctions."

AP - In public, Toyota is running apologetic TV ads and vowing to win back customers' trust. Behind the scenes, the besieged carmaker is trying to learn all it can about congressional investigations, maybe even steer them if it can.

AP - U.S. and Afghan forces pushed Tuesday to the edge of the southern Afghan town of Marjah, poised to seize the major Taliban supply and drug-smuggling stronghold in hopes of building public support by providing aid and services once the insurgents are gone.