abu bakr al-baghdadi and his army of terrorists enforced a version of islam unrecognizable to most muslims, marked by vicious acts of violence. but ezadeen khalaf, a former shepherd, told us he joined isis not because he wanted to kill in the name his religion, but out of desperation. why did you join them? "we were poor and hungry," he said. "either you join isis and earn a salary, or you have nothing." he and most of the others have now signed up to fight against isis. thousands of other young muslims joined isis for more complicated reasons. they came from europe, rejecting the west and its values for extremism. some apparently so alienated from their own communities, that wey went home to carry out terror attacks. and in a refugee camp in inrthern syria, these indonesian women told us they were simply