Next year, General Motors Co. will no longer need an engineer in the front seat babysitting the robot brain that controls its self-driving Chevrolet Bolt. The steering wheel and pedals will be gone, giving total control to the machine.

Mexico, Canada and the U.S. are at loggerheads after the latest round of NAFTA negotiations, with America’s neighbors rejecting hard-line proposals by the Trump administration that risk throwing automotive trade on the continent into disarray.