What to Expect In the Second Trial of Donald Trump WASHINGTON–Never before has a president of the United States been impeached and tried twice. That changes this week when the former president stands trial on a charge of inciting an insurrection for the January riot at the U.S. Capitol. But, the trial will be legally unlike anything that has happened before, with some fundamental questions still unanswered, said Dr. Ted Frantz, professor of History at the University of Indianapolis. LISTEN: Dr. Frantz talks about the second impeachment trial. “Is it appropriate to try and to impeach a person who is now a former president?” he asked.