“the question for me was: Do I need more evidence to conclude that the president did what he did? And I concluded no,” he [Alexander] said. “He delayed the military and other assistance to Ukraine in order to encourage that investigation,” into Biden.https://www.nbcnews.com/news/amp/ncna1128286?__twitter_impression=true …
The whole impeachment clause was included in the Constitution by the Founders for the exact reason that Congress not voters have the power to remove the President for impeachable crimes.