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Topic: Koch

Charles Koch, 79, is photographed in his office at Koch Industries in Wichita, Kansas, on Wednesday, July 29, 2015. (Nikki Kahn/The Washington Post via Getty Images)

Turmoil at Koch-backed advocacy group

Brett Bachman
David Koch; Charles Koch (AP/Shutterstock/Getty/YouTube/Salon)

Tax dodges of the super-rich

David Cay Johnston - DCReport
(AP Photo/Harry Hamburg, File)

Who's visiting Mick Mulvaney?

Justin Elliott - ProPublica
(Getty/Eric Baradat)

Koch Brothers purchase interest in Time

Matthew Sheffield
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Charles Koch; David Koch (MSNBC/AP/Evan Agostini/Shutterstock/Salon)

Koch Bros.' Election Report

Jim Hightower
(AP/Reuters/Mark Humphrey/Brendan Mcdermid/Rich Schultz/Photo montage by Salon)

America's billion-dollar mess

Elias Isquith
(AP/Elise Amendola)

Gore: Blame Kochs for denial

Elias Isquith
Chris Hayes, Jennifer Stefano (MSNBC)

Obamacare critic freaks out

Elias Isquith
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David Koch (Reuters/Brendan Mcdermid)

Paul Buchheit - Alternet
Ed Koch (Zeitgeist Films)

Ed Koch and the mayoral race

Daniel D'Addario
(<a href='http://www.shutterstock.com/gallery-485821p1.html'>Seyyahil</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>/Salon)

A Koch hackathon for freedom

Andrew Leonard
(<a href='http://www.shutterstock.com/gallery-541285p1.html'>silver tiger</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>/Salon)

App of the Week: Buycott

Andrew Leonard
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(AP/Seth Wenig)

Koch's uneasy gay legacy

Mary Elizabeth Williams
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