Eric Walker added Can this 'dark money' group help the Democrats keep the Senate? – Center for Public Integrity to Patriot Majority USA and Koch network

Eric Walker added Koch-linked organization uses ‘dark money’ to fight political disclosure – Center for Public Integrity 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 a number of links to Patriot Majority, and added Patriot Majority to 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