For more context, @Leshchenkos is a former Ukrainian MP and former investigative journalist, elected into office after the Revolution of Dignity. He is offering to testify before the US Congress. @SpeakerPelosi @RepAdamSchiff @RepEliotEngel should invite him to do. https://t.co/daR4Bs2C5M— Michael McFaul (@McFaul) September 22, 2019