Opinion: The truth about the Koch brothers' agenda | CNN
How David Koch and His Brother Shaped American Politics - The New York Times
Billionaire Koch brothers struggle to rein in GOP - Chicago Tribune
Koch brothers network to spend up to $400 million in midterm cycle
The Koch brothers can save the Republican Party — by making it more moderate - The Washington Post
How Charles and David Koch Plan to Remake the Republican Party
GOP DEBATE EDITION: When The Kochs & GOP Win, The Middle Class Loses | Real Koch Facts
Five Myths About the Koch Brothers — And Why It Matters To Set Them Straight – BillMoyers.com
How the Koch brothers fundamentally changed modern politics | CNN Politics
In an astonishing turn, George Soros and Charles Koch team up to end US 'forever war' policy - The Boston Globe
Charles and David Koch: billionaire donors in the line of fire | Financial Times
David Koch - Wikipedia
What Is the Koch Brothers' Net Worth? See How They Spend Their Wealth
How the Koch brothers built the most powerful rightwing group you've never heard of | Koch brothers | The Guardian
Koch Brothers Scale Back Campaign Spending: NR Exclusive | National Review
The next Koch doesn't like politics – POLITICO
One Koch Brother Forces the Other Out of the Family Business | The New Yorker
Billionaire Koch brothers' network won't back Trump in 2020, snubbing his bid for second time | Fox News
Op-Ed: Koch Brothers Impact on GOP Convention » Urban Milwaukee
Who are the Koch brothers? | PBS NewsHour
What the Koch Brothers own — Quartz
Political activities of the Koch brothers - Wikipedia
Inside the Koch Brothers' Toxic Empire - Rolling Stone
Charles & David Koch: Run the Republican Party | Gentleman's Journal
