Europe

NPR's Robert Siegel talks with author and illustrator Art Spiegelman about how his book Maus, the very antithesis of Nazi propaganda, was purged from Moscow stores because of a swastika on the cover.

Pope Francis wants world leaders to work together to enact laws that will slow or stop emissions that fuel climate change. He is expected to deliver a papal encyclical in June highlighting environmental degradation and the effect of climate change on the poor. The Vatican held a one-day conference on climate change Tuesday.

At a charity center in Sicily, survivors of the dangerous sea crossings from Libya to Italy face legal and economic limbo and a frosty welcome. But it's still better than the places they fled.

Some prominent authors are critical of the PEN American Center's decision to honor Charlie Hebdo staffers, saying the magazine denigrated the oppressed French Muslim population.

The cause of Wall Street's flash crash has been debated ever since it happened. Officials arrested a lone trader working in his parents' London home, but some question whether he was really to blame.

Arab and African migrants are landing on Spain's coast in a region with a 34 percent unemployment. That's created friction and prompted a debate about how best to help them.