Alcoa Corporation remains a Buy despite tariff challenges. Strong balance sheet, strategic actions, and valuation discount offer upside. Click for my AA update.

President Donald Trump threatened new tariffs on more than 20 countries this week, but his justification for raising import taxes on Brazil stands out.

The Dow, S&P 500 and Nasdaq remain volatile as trade deals and tariffs keep investors in limbo. Amazon’s Prime Day met with fierce competition as Walmart, Costco offer their own deals. Oil inches higher.

President Trump sent more mixed signals on his tariff policy and bashed Russian President Putin during a Cabinet meeting Tuesday.

NBC News is tracking the prices of common purchases ahead of major discounting by Amazon, Walmart and other retailers, and as Trump’s global levies threaten to take hold.

U.S. stock futures edged lower and global equities were narrowly mixed with sector-specific duties back in the spotlight.

American companies say they will likely increase their prices because of President Donald Trump's tariffs, making this holiday season more expensive. However, shopping analysts said consumers can save money and buy their holiday gifts now by taking advantage of big July sales,