Throughout the impeachment inquiry, an image has surfaced of the Trump administration’s two policymaking channels on Ukraine — one regular, one not. Today’s testimony from Fiona Hill, President Trump’s former top adviser on Russia and Europe, raised the question: Which was which?

“The Latest” is a new series on the impeachment inquiry, from the team behind “The Daily.” You can find more information about it here.

Unlock full access to New York Times podcasts and explore everything from politics to pop culture. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify.