Half the aid workers in Afghanistan received death treats or intimidation during the past year as foreign troops phased out their operations and funding began to dwindle, a survey released ahead of the London conference on Afghanistan said.

An unconfirmed report suggests the Islamic State may have beheaded a second British hostage Saturday, less than a week after the execution of another UK citizen, and on the same day the militants released 49 Turkish hostages from Iraq unharmed.