The Dow, S&P 500 and Nasdaq retreat from record highs as President Trump rolled out a fresh tariff against Canada, following Brazil hit. Meanwhile, the Federal Reserve and Chairman Powell are under fire for spending on renovations.

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U.S. stocks are mostly lower in afternoon trading Friday, pulling the market back from all-time highs, as the Trump administration escalates its tariff threats against Canada. The S&P 500 was down 0.3% a day after setting a record high.

U.S. stocks are down in morning trading Friday, pulling the market back from all-time highs, as the Trump administration escalates its tariff threats against Canada. The S&P 500 was down 0.4% a day after setting a record high.