Over the past two decades, leftist parties helped Hugo Chavez and then President Nicolas Maduro stay in power. But these allies have grown disillusioned with Mr. Maduro's authoritarianism and corruption. The widespread discontent erupted in more than 1,000 flash protests in September.
Now, critics of Mr. Maduro say he's turned the state's security forces against the leftists who criticize him.
Here's what else is happening
'Pedo-hunting': Police officers in the Netherlands are urging the public against acts of vigilantism after the death of a 73-year-old former teacher who was lured and attacked by a group of teenagers.
BuzzFeed to acquire HuffPost: In a deal led by the BuzzFeed founder Jonah Peretti, two giants of the web plan to join forces to better compete in an increasingly crowded field. The two websites will remain distinct, each with its own editorial staff.
Dublin zoo: After the popular tourist spot in the Irish capital warned that it might have to close permanently, it received more than a million euros (about $1.2 million) in donations in a matter of hours, in addition to pledges from the government.
'Hangry' caterpillars: The plot of "The Very Hungry Caterpillar" missed a crucial element: the pure, unadulterated rage of an insect unfed. Monarch butterfly caterpillars get violent when food gets scarce, a lab study found, head-butting one another for prime milkweed access.