the fbi completes its investigation into these allegations by tomorrow. if that doesn't happen, there's the possibility this timeline may slide a bit. president trump announced he will be replacing nafta with a revamped trade deal with canada and mexico. while the new agreement may benefit farmers, it could have a damaging effect for american car buyers. >> reporter: it's nafta 2.0. president trump praising his new deal with canada and mexico, announced just an hour before a midnight deadline. its official name the united states mexico canada agreement. >> this landmark agreement will send cash and jobs pouring into the united states. >> reporter: most of the deal doesn't take effect until 2020. for the president, it's a campaign promise kept. >> i promised to renegotiate nafta and today we have kept that promise. >> reporter: dairy farmers could be among the biggest winners with canada agreeing to open their market to more american