Defense Ministry was reportedly squeezing Prigozhin & Wagner out of their empire in Africa and Syria ahead of the plane crash. Also, Putin allegedly met at least twice w him after the mutiny. "Well, you're in the Kremlin," was Putin's first opening line.
https://twitter.com/skazal_on/status/1695806843459698745
Deputy Defense Minister Yunus-bek Yevkurov has apparently been making the rounds to all Wagner's countries of interest and telling them to give Wagner the cold shoulder. Transport planes are being denied. Diplomats are getting in on it too. The end began before the crash.