David Patrikarakos is a Contributing Editor for The Daily Beast. He is the author of Nuclear Iran: The Birth of an Atomic State.

IT’S SHOWDOWN TIME

A provocative beheading in Saudi Arabia and a choreographed sacking of the embassy in Iran are the latest symptoms of a pathology with potential global consequences.

RECALCULATING

Prime Minister Tsipras got the backing of the Greeks for a tough line against the EU, now he has it for a complete change of course. So… where’s everybody going?