Alex Vindman

Alex Vindman is a retired U.S. Army Lieutenant Colonel and former National Security Council official who gained prominence during the impeachment inquiry against President Donald Trump in 2019. Vindman testified about his concerns regarding Trump's phone call with Ukrainian President Volodymyr Zelensky, where he alleged that Trump pressured Zelensky to investigate rival Joe Biden. His testimony was pivotal in the impeachment proceedings, highlighting issues of foreign interference in U.S. politics.