Terry Gross

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.

Previte, who died Nov. 16, spent 30 years working with at-risk youth and kids in detention in Camden, N.J. The center she ran became a national model. Originally broadcast in 1993.

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."