Here is the full video and a transcription of that interview.
Biden's gloating description of how he threatened to withhold $1 billion in U.S. loan guarantees unless the prosecutor was fired runs from about 52:10 to 53:10.
https://www.cfr.org/event/foreign-affairs-issue-launch-former-vice-president-joe-biden
Thanks. This looks like a pretty serious crime to me.
Trading one billion American tax-dollars to a foreign entity for a bribe, demanding basically a personal favor in return.