Eric Walker added Revealed: Extensive Koch Links to New Right-Wing $250 Million Mega Fund | PR Watch to a number of topics

Eric Walker added How David Koch Changed the World | The New Republic to a number of topics

Eric Walker added GOP’s Senate hopes energized by Koch network ad blitz – Center for Public Integrity to a number of topics

Eric Walker added Behind the Curtain Exclusive: The Koch brothers’ secret bank - POLITICO to a number of topics

Eric Walker added American Energy Alliance (AEA) and Institute for Energy Research - SourceWatch and The Trump Administration Is Filling Up With Koch Allies | DeSmogBlog to Institute for Energy Research (IER), and added Institute for Energy Research (IER) to Koch political network and 501(c)(3) nonprofits

Eric Walker added a number of links to American Energy Alliance (AEA), and added American Energy Alliance (AEA) to Institute for Energy Research (IER) and 501(c)(4) nonprofits

Eric Walker added a number of topics and a number of links to 501(c)(4) nonprofits, and added 501(c)(4) nonprofits to United States businesses and organizations, 501(c) organizations and Money, government and politics in the United States