Wall Street seems to be heading for a red day, with stock index futures down on Friday, as President Donald Trump slapped a 35% tariff on Canada and warned of further hikes if Ottawa retaliated. S&P 500 futures (SPX) -0.

U.S. and European stock futures dipped in Asia on Friday after President Donald Trump stepped up tariff threats against Europe and Canada, restraining a broad rally in regional share markets. The dollar gained on the euro and the Canadian currency as Trump issued a letter late on Thursday that a 35% tariff rate on all imports from Canada would apply from August 1,