The Lead with Jake Tapper
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Trump attacks witnesses ahead of huge week of testimony; Aide who overheard Trump-Sondland call to testify Thursday; Swing state voters torn on who they will back in 2020; New poll: 0% of SC Dem black voters support Buttigieg
Eight witnesses expected to publicly testify this week; Amb. Sondland, who spoke to Trump about Ukraine, set to testify; House investigating whether Trump lied to Mueller; CNN goes to Kiev restaurant where Sondland called Trump; New CNN poll: Buttigieg le