Shouting match erupts in Ukraine deposition

A shouting match between Democrats and Republicans came about while they were interviewing a witness in the impeachment investigation, sources from both parties told CNN.

Lt. Col. Alexander Vindman, the National Security Council official in charge of Ukraine policy, was being interviewed in a closed-door deposition on Tuesday.

Democrats accused Republicans of trying to out the anonymous whistleblower who sparked the impeachment inquiry into President Donald Trump over alleged meddling with Ukraine.

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