New Instinct

Authorities say a light-rail train has collided with a sport utility vehicle in Sacramento, killing a man, a woman and a baby and injuring seven other people.

A disorderly and potentially devastating Greek debt default is looking much less likely.

A fire swept through a two-story private rehabilitation center for addicts in a poor part of Peru's capital on Saturday, killing at least 27 people.

Republican presidential hopeful Rick Santorum is canceling his Sunday morning campaign events and is spending time with his hospitalized daughter.

Former presidential candidate Herman Cain has endorsed former House Speaker Newt Gingrich for the Republican nomination for president.

Oakland police used tear gas and "flash" grenades to break up an estimated 2,000 Occupy protesters after some demonstrators started tearing down fencing.

When U.S. combat troops came home from Iraq, there was little public fanfare. Today in St. Louis, a crowd estimated at about 100,000 tried to change that thanks to a grassroots effort. NBC's John Yang reports. (Nightly News)

The crisis in Syria takes a dramatic turn for the worse as Arab League observers suspend their mission in the country after government forces killed 74 people, including women and children, in one day. NBC’s Ayman Mohyeldin reports. (Nightly News)

NBC’s Kate Snow and David Gregory, host of “Meet the Press,” discuss Newt Gingrich’s campaign plans and growing concerns about the Republican nomination fight. (Nightly News)

The embattled president of Yemen arrived in the United States on Saturday for medical treatment, Yemen's foreign press office said.

Taylur DeWolf, 17, of Sandy, was found dead after a snowboarding accident at Skibowl Friday night.

Etta James was remembered at a service Saturday attended by hundreds of friends, family and fans as a woman who triumphed against all odds to break down cultural and musical barriers in a style that was unfailingly honest.

First Read: In the final days of campaigning before Tuesday's pivotal Florida primary, Mitt Romney's campaign is leaving no weapon unused against chief rival Newt Gingrich.

Nick Santino reportedly was wracked with grief after his beloved pit bull Rocco was euthanized Tuesday — the same day Santino turned 47.

Survivors still haunted by memories of last year's tornado outbreak that killed 250 in Alabama are writing checks, donating diapers and standing over hot grills to help victims of the latest twisters to pummel the state.

People in the crowd waved American flags and held signs reading, "Welcome Home" and "God Bless Our Troops."

Scores of dolphins that beached on Cape Cod in recent weeks have died, the second time in three months New England has seen a mass of marine mammal deaths.