If the left has its way in the next few years, there won't be anyone left in prison because, you see, they're overflowing with innocent black men locked up for "nonviolent drug crimes." All of them!
A few weeks ago, NBC News investigative reporter Leigh Ann Caldwell appeared on MSNBC's "Kasie DC" to tell the story of Bill Underwood, loving parent and prison mentor, who has already spent nearly 30 y…