Laura Cooper, Catherine Croft's testimony undercuts a key piece of Trump's impeachment defense - The Washington Post

Two senior U.S. officials told House impeachment investigators that Ukrainian leaders were aware nearly $400 million in congressionally approved security assistance had been frozen well before that information became public, undercutting a key point of President Trump’s “no quid pro quo” defense. ...
https://www.washingtonpost.com/national-security/pentagon-official-told-congress-that-ukraine-aid-might-flow-if-kyiv-committed-to-political-investigations/2019/11/11/4d7fe050-04cb-11ea-ac12-3325d49eacaa_story.html