19 Dec WorldLink: WorldLink: True colors

On this week's show: A closer at how IS has been using Baathists to establish their terrorist network in Iraq and Syria, an Afghan engineer who - against all odds - is trying to improve his community's water supply. Crime and punishment in India - should juvenile rapists be punished like adults? And what's in a flag? As New Zealanders ponder a change, we ask one for her take on the flag debate.
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