Director Yevgeniya Berkovich and writer Svetlana Petriychuk were arrested over their play Finist, the Brave Falcon.
Lawyers for Ilya Baburin say there is no evidence of his involvement in the crimes in Siberia in 2022.
As the war enters its 816th day, these are the main developments.
Dozens of people also wounded, Ukrainian officials say, as Moscow continues offensive in Ukraine’s northeast.