China is awash in Canadian lobsters as exports from the East Coast soar to fill the gap left by Beijing's retaliatory tariffs against the U.S.

After Trump approved a possible $60 billion in tariffs on Chinese imports, questions have been raised about whether Canada could find itself caught in the middle of a trade war.

The U.S. government has been dropping hints that the decision to excuse Canada and Mexico from tariffs on steel and aluminum might only be temporary, and somehow dependent on the result of trade negotiations.