Key facts
- John Yoo will advise John diGenova on a private probe.
- The probe will focus on inquiries into Donald Trump's 2016 campaign and Russia.
- Yoo is known for his work on the "torture memos."
John Yoo, a professor known for authoring the "torture memos" during the George W. Bush administration, is set to advise John diGenova on a private investigation. This probe will examine the origins of the inquiries into Donald Trump's 2016 presidential campaign and its alleged connections to Russia. The development signifies a new phase in scrutiny surrounding the investigations that have previously occupied legal and political spheres.