and many people might remember there was a time when timothy mcveigh and terry nichols convicted of theted there. the former mayor of detroit, kwame kwame kwame kwame is also there. part of that came with some of the mandated sentencing that became a part of the criminal justice code which really required judges to put forward these very long sentences, sometimes for nonviolent offenders who were involved in the drug trade. so the president commuted a number of sentences. he's been talking about this issue of trying to sort of reset the proper balance of how the criminal justice system deals with inmates. still to be tough on crime but also to try to look at how the knowledge that our society has about how best to rehabilitate drug offenders and that long prison terms may not be the best way to do that. the cost involved, the efficacy of the idea. but to have a sitting president visit a prison is an extraordinary event and will be part of an opportunity for the president to talk to a documentary unit putting together a special about this that will air on hbo later in the year. this is a