The Potus should not have the power to commute sentences. The office does not even require any legal/judicial training. Is he going to commute the sentence to some poor black guy who is in prison for possession of weed? That would be more appropriate.
https://www.foxnews.com/politics/trump-to-commute-sentence-of-ex-gov-blagojevich-pardon-kerik
https://www.foxnews.com/politics/trump-to-commute-sentence-of-ex-gov-blagojevich-pardon-kerik
