EXCLUSIVE AUDIO: Marco Rubio & Charles KochSen. Marco Rubio (R-FL) gives the dinner keynote to the Koch brothers' summer donor conference on June 16. Charles Koch follows with a short wrap up speech to close out the proceedings.
Sen. Marco Rubio (R-FL) gives the dinner keynote to the Koch brothers' summer donor conference on June 16. Charles Koch follows with a short wrap up speech to close out the proceedings.
