A spokesman for former President Barack Obama issued on Tuesday a rare rebuke of President Trump, calling Mr. Trump’s pledge to use the Justice Department to go after his predecessor for treason “ridiculous and a weak attempt at distraction.”

Obama's debt to Trump in the current president's mind? That the U.S. Supreme Court ruled last year that presidents have immunity for official acts.

The Jeffrey Epstein scandal is not going away, but President Donald Trump would like to change the subject. That might be why he accused former President Barack Obama of treason this week. The question now is whether Trump's administration will really bring charges against Obama.