National and World News from NPR

For much of the past decade, music video games like Rock Band and Guitar Hero have let millions of aspiring rockers live out their dreams of stardom, waving fake instruments and mimicking their favorite music icons. Jamin Warren, founder of killscreendaily.com, says iPhones and iPads have inspired game designers to re-imagine the music game.

Syrian rebels said they are no longer holding their fire. Reuters reports that the rebels are walking away from the United-Nations-backed truce with the regime of Bashar Assad.

"We have decided to end our commitment to this (ceasefire)," Free Syrian Army spokesman Major Sami al-Kurdi told Reuters. "We have resumed our attacks but we are doing defensive attacks which means we are only attacking checkpoints in the cities."

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Early synthesizers were supposed to imitate or re-create other existing sounds, but as anyone can tell you, they mostly sounded like synthesizers. That distinctive whine and wheeze captivated all manner of pop artists, from prog-rockers to classical composers to soul musicians. However, back then, synthesizers were so expensive and bulky, you needed a major-label budget and an entire studio wall to install them.

When voters go to the polls in California's primary on Tuesday, instead of only being able to vote for candidates in their own party, they will be able to vote for anyone they please.

Tuesday will be the first statewide test of California's new open primary system, where the top two candidates move on to the general election, regardless of party. Backers hope this system will favor moderates.

In California, there aren't very many purple areas. The state has strongly Democratic regions and strongly Republican regions — and the Democrats dominate.

How do you get people interested in the difference something as simple as a toilet can make for health?

If you're the head of the World Toilet Organization (yes, there is one), or the author of a page-turner about sanitation, or you're part of the Bill & Melinda Gates Foundation, you talk toilets up. A lot.

And, it turns out, if you're in Seattle, which considers itself the home for new ideas on global health, talking about poop and toilets will pack an 842-seat theater on a Friday night.

In a case involving then-Vice President Dick Cheney's Secret Service detail, the Supreme Court ruled Monday that agents accused of a politically motivated arrest are immune from suit. But the court's unanimous ruling did little more than resolve this particular case.

The decision stems from an incident in 2006 in the Colorado resort town of Beaver Creek, where Cheney was shaking hands at a shopping mall. Steven Howards got in line and when his turn came, he told the vice president that the Bush administration's Iraq policies were "disgusting."