Why is the EU-Canada free trade deal so controversial?
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French MPs will vote on a motion to ratify the CETA free trade deal between Canada and the European Union later this Tuesday. In the run-up to the vote, former French environment minister Nicolas Hulot called on lawmakers to reject the deal. Meanwhile, President Emmanuel Macron has described the agreement as a step in the right direction. Our Business Editor Stephen Carroll explains what CETA is and why it's so controversial.