Why Trump's decertification of the Iran nuclear deal may prove a costly mistake

Aside from vague threats of violence and suggestions he could 'renegotiate' the Iran nuclear agreement, Donald Trump has provided little in the way of coherent or viable policy options.
Read more: https://theconversation.com/why-trumps-decertification-of-the-iran-nuclear-deal-may-prove-a-costly-mistake-85594?source=Snapzu