What you need to know about the trade court dispute, which Trump has called "America's big case," and how it's likely to play out in the months ahead.

U.S. President Donald Trump holds a chart next to U.S. Secretary of Commerce Howard Lutnick as Trump delivers remarks on tariffs in the Rose Garden at the White House in Washington, D.C., U.S., April 2,

Piecemeal attempts to change the subject, including a call to prosecute Barack Obama over an alleged conspiracy in the 2016 Russiagate affair, have failed to quell the chatter around the Epstein files and Trump’s ties to the late financier and sex offender.