Yevgeny Prigozhin, Wagner group head, confirmed dead in plane crash. Investigation concludes identity of all 10 victims.
Speculation surrounded Prigozhin's fate due to past disguises. Forensic testing confirms his death, ending uncertainty.
Plane crash raises questions. Suspicions of intentional explosion and Putin's potential involvement circulate.
Putin issues oath for private military company fighters. Prigozhin's mutiny exposed Putin's perceived weakness, reshaping his approach.