A key figure in an alleged plot to kidnap Michigan Gov. Gretchen Whitmer told an undercover FBI agent that he wanted to restrain the "tyrant" on a table then pose for a photo "like we just made the biggest drug bust," according to a secret recording played for jurors Thursday.

The trial of four men resumed in federal court in Grand Rapids, Michigan, after a three-day delay due to someone in the courtroom testing positive for COVID-19.

Agent Mark Schweers told the jury that he was posing as someone with like-minded views from Michigan's Upper Peninsula when he met Adam Fox in the basement of a...