The entrance of the British Embassy is seen in Ankara, Turkey, September 16, 2016. REUTERS/Tumay Berkin

The entrance of the British Embassy is seen in Ankara, Turkey, September 16, 2016. REUTERS/Tumay Berkin

Nigel Farage, the outgoing leader of the United Kingdom Independence Party (UKIP), speaks at the party's annual conference in Bournemouth, Britain, September 16, 2016. REUTERS/Toby Melville

Tourists walk past Vietnam's National Assembly (Parliament) building in Hanoi, Vietnam, September 16, 2016. REUTERS/Kham

A placard depicting Greek Labour Minister George Katrougalos as the movie character Edward Scissorhands hangs at the entrance of Zappeion Hall, as protesters from the Communist-affiliated trade union PAME demonstrate against a set of government's planned pension and labour reforms in Athens, Greece September 16, 2016. The placard reads "Katrougalos Scissorhands". REUTERS/Alkis Konstantinidis

A placard depicting Greek Labour Minister George Katrougalos as the movie character Edward Scissorhands hangs at the entrance of Zappeion Hall, as protesters from the Communist-affiliated trade union PAME demonstrate against a set of government's planned pension and labour reforms in Athens, Greece September 16, 2016. REUTERS/Alkis Konstantinidis

Protesters from the Communist-affiliated trade union PAME demonstrate against a set of government's planned pension and labour reforms at the entrance of Zappeion Hall in Athens, Greece September 16, 2016. REUTERS/Alkis Konstantinidis

A placard depicting Greek Labour Minister George Katrougalos as the movie character Edward Scissorhands hangs at the entrance of Zappeion Hall, as protesters from the Communist-affiliated trade union PAME shout slogans during a demonstration against a set of government's planned pension and labour reforms in Athens, Greece September 16, 2016. REUTERS/Alkis Konstantinidis