The Last Word with Lawrence O'Donnell 12/20/16

President Obama deploys his absolute power

Pres. Obama has commuted an historic number of prison sentences. And yesterday, he pardoned Serena Nunn, who made a mistake at 19 and now serves as a public defender and role model. Serena Nunn joins Lawrence to talk about President Obama and second chances. ... more Duration: {{video.duration.momentjs}}