Tags: Democratic presidential debate, Hillary Clinton, Sen. Bernie Sanders, Donald Trump, Clinton's e-mail problems, 13 Hours, Martin O'Malley, Lester Holt, Andrea Mitchell, political revolution, campaign finance reform, Professor Lawrence Lessig, Goldman Sachs, Obamacare, single payer system, tax increases, American people want it, Martin Luther King Jr., Vladimir Putin, Michael Mukasey, Charles Krauthammer, Vice President Joe Biden, Sen. Ted Cruz, eminent domain, Sen. Marco Rubio, Gov. Chris Christie, Sarah Palin, Bob Dole, Glenn Beck, Mark Levin, Rush Limbaugh, National Review, Thomas Sowell