updated 2:50 PM EDT, Thu August 21, 2014
Retired Lt. Gen. Mark Hertling says he learned that the territory ISIS wants to control is amazingly complex
John Inazu says the slogan "We are Ferguson" is meant to express empathy and solidarity. It's not true: Not all of us live in those circumstances. But we all made them.
Eric Liu says Republicans who want to restrict voting may win now, but the party will suffer in the long term.
David Weinberger says Twitter and other social networks have been vested with a responsibility, and a trust, they did not ask for.
US, Europe failed Foley
David Rohde, held captive by the Taliban for 7 months. says the US has it wrong about rescues.
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Cerue Konah Garlo