On TheStreet Pro Stephen "Sarge" Guilfoyle asks whether yesterday's tariff letter to Canada was one letter too many. You see, after President Trump shared the letter, which set a 35% tariff on goods not covered under the USMCA trade deal Trump brokered during his first term,

Wall Street on Friday was poised for a negative open, with stock index futures down, as President Donald Trump slapped a 35% tariff on Canada and warned of further hikes if Ottawa retaliated. S&P 500 futures (SPX) -0.

The stock market dipped on Friday after President Donald Trump issued his latest tariff threat against Canada. The S&P 500 posted a daily decline of 0.33% and was essentially flat over the past week. The Nasdaq notched a daily drop of 0.23%, and the Dow Jones fell 0.63%.