UPDATE 1-Cargill CEO says worst case for NAFTA is 'torn-up' pact
September 20, 2017 at 14:24 PM EDT
NEW YORK, Sept 20 (Reuters) - The worst case outcome for ongoing negotiations between the United States, Canada and Mexico to re-work the North American Free Trade Agreement is that the trade pact is "torn up," Cargill Chief Executive David MacLennan said on Wednesday.