Europe

The U.N. Human Rights official who gave French authorities a report detailing abuse claims at a Central African Republic camp, is back at work. He faces questions about whether he broke protocol.

A report begun by Russian opposition leader Boris Nemtsov before his murder in February has been published in Moscow. It makes detailed allegations about direct Russian military involvement in the war in Ukraine, which is something the Kremlin has always denied.

As relations between the world's two biggest nuclear powers deteriorate, the treaties and dialogue that kept Russia and the U.S. from nuclear war are fraying.

A group of gondoliers in Venice have banded together to come up with a way for people in wheelchairs to enjoy that most Venetian of experiences.

In Germany, a Matisse painting is being returned to Paul Rosenberg's family. It was one of more than 400 paintings stolen by the Nazis from the "first family" of art in Paris in the '20s and '30s.