Second supplement filed by Flynn attorney Sidney Powell "in support of agreed dismissal" yet to be granted by Judge Sullivan.
Link to source document for verification:
https://static1.squarespace.com/static/5e80e0d236405d1c7b8eaec9/t/5f0bb36ce08c710bad0330bc/1594602352202/July+10%2C+2020+-+SUPPLEMENT+by+Michael+T.+Flynn+re+%5B198%5D+Motion+to+Dismiss+Case.pdf
Sullivan recently requested a rehearing en banc. See link for the text of said request:
https://www.scribd.com/document/468603007/Flynn-Petition-for-Rehearing-En-Banc-by-Judge-Emmet-G-Sullivan
Next steps pending. Response from Flynn team coming within a week per Powell's twitter feed which can be verified below:
https://twitter.com/SidneyPowell1/status/1282559361987088384