President Trump rebuked Canadian Prime Minister Justin Trudeau on Saturday, saying that the U.S. will not endorse a joint communique signed with the other Group of Seven (G-7) members at this weekend's summit and seemingly threatening to impose further tariffs on the country. “Based on Justin’s false statements at his news conference, and the fact that Canada is charging massive Tariffs to our U.S. farmers, workers and companies, I have instructed our U.S. Reps not to endorse the Communique as we look at Tariffs on automobiles flooding the U.S. Market!” Trump tweeted. Based on Justin’s false statements at his news...