we welcome you both to the news hour. >> thank you. >> woodruff: mark holden, why is this important to you and the leadership of koch industries? >> it's a very important issue to our leaders, charles and david koch, charles in particular. we're interested in helping people improve their lives and removing obstacles to opportunity, particularly for the disadvantaged and those who have the odds stacked against them. charles in particular is what they call a classical liberalism, believes in, that and we believe in a limited government and strong individual rights and individual liberties. we believe strongly in the bill of rights some if you bereave in individual liberty and the bill of rights and you're worried about infringement on that, there is no bigger place to be than in the criminal justice system is because that's where the greatest infringement on personal liberty starts in the criminal justice system, particularly for the poor. personally i'm interested in it. i grew up in worcester, massachusetts. i worked in a jail after my senior year of high school and freshman year of co