I have a letter that I think is relevant, as well. It is dated February 11 and was written to the Prime Minister. I have a copy of it, because it was also copied to me. It's from the Premier of Manitoba, who talks about the critical trade corridor, and the order and constant movement of traffic as an indispensable link and supply chain relied upon by all Manitobans.
On June 14th, 2022. See this statement in context.