(Although Assange is technically not a whistleblower, but a journalist and publisher.)

‘Julian Assange ‘Has Refused to Attend’ Latest Remand Hearing Due to COVID-19 Outbreak at Belmarsh’, sputniknews.com, Nov. 26, 2020

“Julian Assange did not attend his remand hearing on 26 November 2020 because of the severity of the COVID-19 outbreak at Belmarsh prison. “Nothing is happening today”, a lawyer connected to the case told Sputnik in the morning at Westminster Magistrates’ Court, due to the fact that “55 people [in his block] in Belmarsh” have been diagnosed with the novel coronavirus.