Americans for Prosperity Foundation Chairman David Koch speaks in Orlando, Fla. Billionaire brothers Charles and David Koch are funding causes even liberals could love.
Americans for Prosperity Foundation Chairman David Koch speaks in Orlando, Fla. Billionaire brothers Charles and David Koch are funding causes even liberals could love. Phelan M. Ebenhack AP
Americans for Prosperity Foundation Chairman David Koch speaks in Orlando, Fla. Billionaire brothers Charles and David Koch are funding causes even liberals could love. Phelan M. Ebenhack AP

Koch cash funds progressive causes

June 20, 2014 10:31 AM