Far fewer Yazidis are trapped than previously feared , officials say . Sisters Aziza and Dunya Hamid escape mountain in a helicopter rescue . Inside , the girls , their brothers and their 16-month-old cousin are confined with their meager belongings to a few feet of bare concrete . CNN 's Ivan Watson tracked them down at a makeshift shelter in Zakho . Comment:
Far fewer Yazidis are trapped than previously feared , officials say . Sisters Aziza and Dunya Hamid escape mountain in a helicopter rescue . CNN 's Ivan Watson tracked them down at a makeshift shelter in Zakho . Comment: