President Donald Trump’s long-threatened tariffs against Canada and Mexico went into effect Tuesday, putting global markets on edge and setting up costly retaliations by the United States’ North American allies.

Tariffs have taken effect on Canada and Mexico, escalating fears that the national economy is cracking. Sometimes a good mistake is exactly what you need to make a movie scene work. These bloopers and errors technically shouldn't have happened - but once you watch the finished scenes, you'll be glad they did.

Attorney Donte Mills and Columbia Business School professor Rita McGrath join FOX 5's LiveZone to discuss the tariffs that President Trump is implementing on Canada and Mexico today.