Funny How That Goes.

Robert Mueller makes an accusation.

Robert Mueller is asked to back up his accusation.

Robert Mueller withdraws his accusation.

https://edition.cnn.com/2020/03/16/politics/us-drops-two-defendants-russian-troll-farm/index.html

https://edition.cnn.com/2020/05/07/politics/michael-flynn-prosecution/index.html