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The big picture: The world's other nuclear weapons hot spots

An entrance to one of India's missile test ranges. Photo: Pallava Bagla/Corbis via Getty Images

For all the attention North Korea is getting, there’s a web of nuclear threats around the world that risk setting off an arms race all on their own — even if the North Korean threat goes away.

The big picture: It’s worth taking the time to focus on the other standoffs. Heightened risk is not a certainty that nuclear conflict breaks out, but the web is tangled enough that a spark of conflict could have wide-ranging global consequences.