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.

Investors have had their fair share of things to digest this week. Trump the tariff man has returned in force. The president slapped a 50% tariff on copper imports, powering shares of metals play Freeport-McMoRan (FCX) up almost 5% on the week.

NVIDIA CEO Jensen Huang spoke to USA TODAY about tariffs, trade and his trip to China after a meeting with President Donald Trump at the White House.