MEXICO CITY, Mexico (Reuters) — Negotiations in Mexico to update NAFTA have not made much progress on tough U.S. demands that could sink the 1994 trade pact, but the current round of talks is progressing, participants close to the fifth round of talks told media on Monday (November 20). One sticking point that has emerged in the talks is rules of origin. With the details of the US proposal and Mexican and Canadian counter-proposals to […]