On this episode of Stay Tuned, "Duty to Impeach & Realpolitik, host Preet Bharara answers your questions about:

-- The difference between evidence and proof

-- Reports that Special Counsel Bob Mueller’s team does not want him to publicly testify

-- Whether Congress has the duty to impeach—not just the power

-- Pardons, commutations, and exonerations

-- Why Preet shaved his beard

David Ignatius, Pulitzer Prize-winning journalist and columnist for the Washington Post, joins Preet for a conversation about the prospects of war with Iran, the significance of a President’s relationship with his national security adviser, and whether there is a Trump Doctrine of foreign policy.

Bonus clips from the interview are available for members of the CAFE Insider community

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As always, tweet your questions to @PreetBharara with hashtag #askpreet, email us at [email protected], or call 699-247-7338 to leave a voicemail.