Russia (Federation)

CNN analyst Peter Bergen reflects on Trump's soured relationships with Generals Mattis, McMaster and Kelly. "He's gotten rid of the most competent people he had in his circle," Bergen says.

Time correspondent Simon Shuster recently spoke with Ukraine's president. After six months in office, Shuster says Volodymyr Zelensky is "quite cynical" and feels "there are no reliable allies."

During the '16 campaign, Glenn Simpson and Peter Fritsch hired former British intelligence agent Christopher Steele to investigate Trump's involvement with Russia. Their new book is Crime in Progress.

Journalist HEIDI BLAKE talks about investigating 14 suspected assassinations in Britain of exiled Russian oligarchs, security officials and others, targeted by Putin because they were critical of the Kremlin. Her new book is 'From Russia with Blood.'

New York Times reporter Andrew Kramer says impeachment puts Volodymyr Zelensky in a tough spot: "He may be dealing with a President Biden next year, or he may be dealing with President Trump."

Washington Post Beirut Bureau Chief Liz Sly has covered the Syrian civil war since it began in '11. "There is an inevitability that Russia is going to emerge as the dominant power in Syria," she says.

In 2013, Edward Snowden was an IT systems expert working under contract for the National Security Agency when he traveled to Hong Kong to provide three journalists with thousands of top-secret documents about U.S. intelligence agencies' surveillance of American citizens.

Journalist Michael Isikoff hosts a new podcast exploring the motivation and methods of those who promoted wild conspiracy theories about Rich, who was killed in a suspected failed robbery in 2016.

New Yorker journalist Ed Caesar discusses Arron Banks, the British businessman who funded the most extreme end of the pro-Brexit "Leave" campaign — possibly with help from Russia.

"If there was contact between the Trump campaign, or even Trump himself, and WikiLeaks, it went through [Jerome] Corsi and [Roger] Stone," says New Yorker writer Jeffrey Toobin.