Why?
To be fair and kind.
When he helps Flynn, Manafort and Stone he can say he’s continuing to be fair and kind.
Trump probably thinks that he might win Illinois, if he lets Blagojevich out of prison.
Done deal. Says it’s because it was a Comey group prosecution and sentence was too long.
Why? Because then when he pardons Stone, Manafort et al he’s not favoring his guys over their guys.