MSNBC's Lawrence O'Donnell and Jen Psaki discuss the breaking news that Donald Trump is now threatening Canada with tariffs of 35% claiming the "flow of fentanyl" from America's northern neighbor as his reason.

Latest news and live updates as Marco Rubio meet with Russian foreign minister amid tensions over Ukraine and Trump releases tariff letters to trading partners.

Vietnam was the first in Asia to strike a deal, but it has little leverage against Washington, and is now facing levies up to 40%. The same goes for Cambodia. A poor country heavily reliant on exports, it has been negotiating a deal as Trump threatens 35% tariffs.

Myanmar's ruling military general has asked U.S. President Donald Trump for a reduction in the 40% tariff rate on his country's exports to the U.S. and is ready to send a negotiation team to Washington if needed,

President Donald Trump has again delayed a tariff deadline. His back and forth on the policy spurred TACO accusations. What does it mean?

Hahn, a public affairs official who worked on trade and tax cuts at the Treasury Department, is also a veteran of Trump's first term.

The 50% tariff that the Trump administration has slapped on Brazilian imports has rattled the global coffee market and could make the price of a cup of coffee in the U.S. jump beyond recent highs.

Scavino and two other top officials sold Trump Media stock with a combined value of up to $10 million before tariffs news