David Koch, the billionaire industrialist who, along with his brother Charles, helped fund a vast conservative and libertarian political operation, died on Friday, according to the journalist Jane Mayer, citing family sources. CBS confirmed his death. He was 79 years old. As two of the 10 wealthiest Americans, David and Charles Koch used their riches to help fund and advance their conservative and libertarian political beliefs. They helped found the Cato Institute, a libertarian think tank, the Reason Foundation, which publishes a libertarian magazine, and a series of political organizations, including Americans for Prosperity. Koch left the board of Americans for Prosperity last year, citing health reasons read more https://www.huffpost.com/entry/david-koch-dead-obituary_n_5b2d702be4b0321a01d125de
