Mnuchin to CNN's Acosta: That's the most ridiculous question

John Bolton's departure as national security adviser means the Trump administration will have to fill the role for a fourth time. CNN's Jim Acosta reports.

Mnuchin to CNN's Acosta: That's the most ridiculous question
John Bolton's departure as national security adviser means the Trump administration will have to fill the role for a fourth time. CNN's Jim Acosta reports.