Along with Syria and migration, risks to the global growth outlook will be the top talking points at this weekend's G20 summit in Turkey. But as David Pollard reports, there's some scepticism as to what concrete decisions will emerge from the meeting.
It may not be the friendly face of Turkey world leaders would like to see, but this security crackdown is in their honour. Eleven people detained in raids targetting Islamic State militants across Istanbul on Thursday, ahead of this weekend's G20 summit. The southern Turkish city of Antalya is host. The last time it was put on the world map was when it welcomed the 2012 World Golf Final. This time, leaders playing the rounds on Syria, migration - and the global economy. NAB's Nick Parsons expects only a par performance on that. (SOUNDBITE) (English) NICK PARSONS, GLOBAL CO-HEAD OF FX STRATEGY AT NATIONAL AUSTRALIA BANK SAYING: "I challenge anyone to think of any decision that's been made, any lasting decision that's been made by G20 other than those that were made at the very, very depths of the GFC. Other than that, it's a waste of time talking shop." Protest here too in Ankara. This group occupying Turkish news channel NTV's office described themselves as from the Revolutionary Party. For the G20, the concerns are further afield: China, notably - and whether the US will hike. And what impact on markets that might have if the ECB decides to ease at the same time. US president Obama - still bidding to deliver on the Trans-Pacific Partnership trade deal - will hold bilateral talks with Turkish leaders. No formal face-to-face is scheduled between him and President Putin of Russia.