Opinion of Advocate General Bobek delivered on 20 May 2021.#Criminal proceedings against WB and Others.#Requests for a preliminary ruling from the Sąd Okręgowy w Warszawie.#References for a preliminary ruling – Rule of law – Independence of the judiciary – Second subparagraph of Article 19(1) TEU – National legislation providing the possibility for the Minister for Justice to second judges to higher courts and to terminate those secondments – Adjudicating panels in criminal cases including judges seconded by the Minister for Justice – Directive (EU) 2016/343 – Presumption of innocence.#Joined Cases C-748/19 to C-754/19.