National and World News from NPR

The World Health Organization is telling couples around the world to get tested together to see if either is infected with HIV.

If one of them is, that partner should start treatment with anti-HIV drugs – even if it's not yet medically necessary.

The latest financial numbers are coming out Friday from the campaigns of President Obama and Republican presidential candidate Mitt Romney — along with the superPACs that love them.

First, the easy numbers: $53 million was raised in March to re-elect Obama and $12.6 million was raised by the Romney campaign to win the Republican primaries.

But those easy numbers don't give a complete picture.

A North Carolina judge commuted the death sentence of convicted murderer Marcus Robinson saying racial bias tainted his trial and sentencing. Instead, Robinson will serve life in prison.

This week, music is bringing Americans and Russians together in a way that policy discussions never can. And don't call that a cliche in front of the music director of the Chicago Symphony Orchestra.

If U.S. relations with Russia have hit a sticky patch over Syria and other issues lately, that didn't stop the Chicago Symphony from thrilling a Russian audience this past Wednesday night, just as it did on its last visit — to the then-Soviet Union in 1990.

It was supposed to be a routine and quick bond hearing for George Zimmerman, the neighborhood watch volunteer who killed teenager Trayvon Martin. Friday's court hearing was anything but routine; Zimmerman took the stand and apologized to Martin's parents.

If the rule of threes holds, it's a strange time to be a U.S. governor. From bears in bird feeders to snoozing to Springsteen, Melissa Block recounts a trio of oddball things governors from Vermont, North Dakota and New Jersey have had to deal with in the last week or so.

If diet is destiny, then modern humans should thank our ancestors for their ability to eat just about anything.

Two new studies peek into the distant past to try to figure out just how big a role food played in human evolution. One says that eating meat made it possible for early human mothers to wean babies earlier and have more children.