"Ukraine's prosecutor says there is no probe into Biden". Associated Press. Archived from the original on October 1, 2019. Retrieved October 1, 2019. Though the timing raised concerns among anti-corruption advocates, there has been no evidence of wrongdoing by either the former vice president or his son.

^ "White House 'tried to cover up details of Trump-Ukraine call'". BBC News. September 26, 2019. Archived from the original on September 30, 2019. Retrieved October 1, 2019. There is no evidence of any wrongdoing by the Bidens.

^ Brown, Matthew (January 15, 2021). "Fact check: False conspiracy theories allege connection between Biden victory and Ukraine". USA Today. Archived from the original on June 8, 2021. Retrieved July 7, 2021.

^ Cullison, Alan; Ballhaus, Rebecca; Volz, Dustin (September 21, 2019). "Trump Repeatedly Pressed Ukraine President to Investigate Biden's Son". The Wall Street Journal. Archived from the original on September 23, 2019. Retrieved September 20, 2019.

^ Mackinnon, Amy (September 20, 2019). "Is Trump Trying to Get Ukraine to Take Out Biden for Him?". Foreign Policy. Graham Holdings. Archived from the original on September 20, 2019. Retrieved September 20, 2019.

^ Arnold, Amanda; Lampen, Claire (April 12, 2020). 