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."

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."

Perhaps in a effort to widen its reach, Facebook is exploring ways in which to officially open up its services to kids younger than 13.

That's what The Wall Street Journal reported today adding that Facebook is already used by millions of kids who lie about their age.

The Journal reports:

As part of the World Cycle Racing, Mike Hall, 31, rode into the Greenwich royal observatory today 92 days after he left. The Guardian explains that to come full circle, he travelled 24,900 miles and biked 18,000 of them through "20 countries and four continents to raise money for the Newborn Vietnam charity."