It is very apparent that Donald Trump was trying to get 'dirt' on the son of former vice president Biden

Vindman says White House deleted Trump's reference to Biden tapes in transcript of Zelensky call

https://www.cnn.com/2019/10/30/politics/alexander-vindman-testimony-white-house-transcript/index.html

This falls under 'high crimes and misdemeanors.' Donald Trump ought to be impeached and removed from the White House, ASAP. He is extremely dishonest, on top of being nasty and vulgar.