As the art biennial opens, the smell of violence once again lies in the air in Istanbul. Can a major exhibition respond to the language of the street and fulfil its promise of a free and modern society? By Catrin LorchMore
Thousands of Yazidis were trapped on Mount Sinjar after being forced to flee their homes by Islamic State terrorist militias. Many have fled to Syria; others have remained in Iraq. The US has provided food and water, although Washington no longer sees the need for a rescue mission. Their situation is desperate.