Baraitser justified her denial by saying that there were no known cases of the coronavirus infection in Belmarsh. Assange’s lawyer Edward Fitzgerald QC claimed recently, however, that the defense team were denied entry to the prison because 100 staff were self-isolating due to fears over the spread of the highly contagious disease.
https://www.rt.com/uk/484707-belmarsh-prison-covid19-assange/