President Trump will wield 50% copper tariffs on August 1 as he promises more to come with countries such as Brazil in the crosshairs. Nvidia scores the first $4 trillion market cap milestone, lifting the Nasdaq to a record.

President Trump's "Liberation Day" tariffs have been pushed back to August 1, but for consumers and businesses, the push is on to avert the potential impacts on their wallets and bottom lines. Tax expert Karla Dennis is Jim's guest on "The Final 5.

Manufacturers and construction companies — as well as consumers — would face higher prices if the U.S. jacks up tariffs on copper, analysts said.

The US has imposed new tariffs on imports from seven countries, including the Philippines and Algeria, as part of Trump's drive to reduce the trade deficit and promote fair trade.

U.S. Secretary of State Marco Rubio will meet with Southeast Asian counterparts on Thursday in his first visit to Asia since taking office, and will try to reassure them the region is a priority for Washington,

On Wednesday, Trump threatened Brazil, Latin America's largest economy, with a punitive 50% tariff on exports to the U.S., after a public spat with his Brazilian counterpart Luiz Inacio Lula da Silva.

President Trump is threatening new 50% tariffs on copper and up to 200% on pharmaceutical imports. He also announced new tariffs on six countries. NBC News' Vaughn Hillyard reports the latest. Veda Partners Managing Partner Henrietta Treyz and University of Michigan Professor of Economics and Public Policy Justin Wolfers join Katy Tur to break down the economic impact of Trump's policies on Americans.