She says she spent her career fighting corruption - only to be pushed out of office amid allegations of it. Today, former Ambassador to Ukraine Marie Yovanovitch testified before Congress and described a corrupt effort to push her out of office and derail longstanding US policy. What message does her dismissal send the world? And was Russia the beneficiary of the Trump administration's Ukraine dealings? CNN national security analyst Sam Vinograd is our guest host and breaks down today's historic testimony with CNN senior reporter Vicky Ward and CNN global affairs analyst Max Boot.

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