A mysterious whistleblower complaint about President Trump apparently involves Ukraine. CBS News confirms an official from the intelligence community was so alarmed by the president's recent conversations with Ukraine's newly elected leader, they filed a formal report with the inspector general. CBS News chief congressional correspondent Nancy Cordes reports from Capitol Hill. Former FBI agent and special assistant to James Comey, Josh Campbell, joins CBSN on set to discuss the fallout as well as his new book, "Crossfire Hurricane: Donald Trump's War on the FBI."

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