On GPS Sunday, the latest on what really brought down the Russian plane over the Sinai. Fareed sits down for an exclusive interview with former CIA director Michael Hayden. And, as Europe's massive refugee crisis will only worsen come winter, there's a humanitarian case to take in refugees but is there an economic rationale? The FT's Martin Wolf, a child of refugees, has a surprising answer. Also, Ta-Nehisi Coates on why equality of the races is still a long way off, despite Barack Obama's presidency.