Wall Street is moving lower as the Trump administration steps up pressure on trading partners to make deals before a Wednesday deadline

The twists and turns in U.S. President Donald Trump's tariff policies have not only rattled global financial markets but have also taken investors on a roller-coaster ride. Companies are counting the cost of the trade war that is now being estimated at more than $34 billion in lost sales and higher expenses,

The Trump administration announced that some deals had been made with trading partners, and letters would be sent out on Monday notifying other countries of higher tariffs starting in August.