Are they trying to tie up a loose end?
Paul Manafort to be Transferred to Notorious and Dangerous Rikers Island Jail – May Face Solitary Confinement
https://thegatewaypundit.com/2019/06/paul-manafort-to-be-transferred-to-notorious-and-dangerous-rikers-island-jail-may-face-solitary-confinement/
>The notorious Rikers Island is full of hardened, violent inmates and the management is so poor that even inmates in protective custody aren’t safe.