Nine in 10 students attend charter schools in New Orleans, which sought to transform failing public schools after hurricane Katrina. No other US city has gone so far down the charter path. Here's a look at the results so far.
Tension and gridlock have defined dealings between President Obama and Congress ever since Republicans took control of the House in 2010. Yet big issues, including immigration and weak job growth, remain unresolved.
This winter has brought unseasonable warmth to Alaska, frigid temperatures to much of the Eastern US, and more drought to California. The jury is still out on whether a warmer Arctic is behind the extreme weather.
Unleashing soldiers across Latin America may seem like an incongruity in a region that suffered from decades of military dictatorships and wars, but with drug-related violence on the rise, some nations say there's no other option.
The Olympics offer viewers a story line as much as a sports competition, and every good story needs leading men and women to play their parts. So far, it's not clear who will be the face of the Sochi Games, to Americans.
The number of Americans asserting their right to carry concealed guns has exploded – from less than a million a few decades ago to as many as 11 million now. There's evidence that gun prevalence can deter crime, but preventable tragedies perturb.
Two young women – teenager Jahi McMath in California and mother Marlise Munoz in Texas – have both been deemed brain-dead, a final state according to statutes. But both cases have spawned legal fights.
Potential fallout from revelations about the NSA's aggressive surveillance activities could be far-reaching, including billions in lost business for American tech giants. What other less-obvious consequences for the cyber realm?