China’s arsenal of nuclear weapons has swiftly expanded; it is now roughly the size of Russia’s and America’s. That will make for a different—and far trickier—landscape of three-way deterrence. We ask what to expect as a mountain of Hollywood’s intellectual property heads for the public domain. And our correspondent checks in on America’s friendliest and most bearded sport. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer

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