Watch: Fiona Hill testifies in the Trump impeachment hearing

Trump’s former Russia advisor will use her opening statement to debunk a conspiracy theory about Ukraine interfering in the 2016 presidential election -- one that has been propagated by Rudolph W. Giuliani.

Fiona Hill, President Trump’s former Russia advisor, and David Holmes, a U.S. Embassy official in Ukraine, gave public testimony in the impeachment inquiry on Thursday.

Hill and Holmes followed a string of current and former officials who have testified in recent days that U.S. aid to Ukraine was held up and a proposed White House meeting delayed while Trump pushed for Ukraine to announce investigations of Trump’s political opponents.

Get our twice-weekly Politics newsletter