The House Intelligence Committee on Wednesday held the first televised hearing of its impeachment inquiry into President Donald Trump. Democrats are investigating his attempt to withhold U.S. military aid to Ukraine until the country’s President Volodymyr Zelensky agreed to investigate former Vice President Joe Biden, who is running for the Democratic presidential nomination.

Bill Taylor, the acting U.S. ambassador to Ukraine, and George Kent, the deputy assistant secretary for Europe and Eurasian affairs, were the first two witnesses to publicly testify in the investigation, after they separately testified privately last month.

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