The plot has thickened in the Justin Trudeau-Heinz ketchup controversy, as consumers with bottles that say "Product of USA" ...

At least two dozen readers have contacted CBC since Trudeau's remarks, however, to say their Heinz ketchup bottles are labelled Product of USA. Many sent photos to back up their claims.

The plot has thickened in the Justin Trudeau-Heinz ketchup controversy, as consumers with bottles that say "Product of USA" question how Canadian the popular condiment really is. Kraft Heinz took ...