Trump launches NAFTA renegotiations, upgrade deal by end of year

President Donald Trump's newly appointed US trade representative has formally notified Congress of the administration's intent to begin renegotiations of NAFTA, the 23-year-old trilateral trade agreement between the US, Canada and Mexico.On Thursday, US Trade Representative Robert Lighthizer sent a letter to lawmakers, giving Congress a 90-day consultation period before renegotiations are initiated on the North American Free Trade Agreement (NAFTA). During the required consultation period, Light