In A House of Dynamite , director Kathryn Bigelow’s new political thriller, the U.S. president faces the ultimate choice. A single intercontinental missile of unknown origin races toward the United States. Should the president (played by Idris Elba) order a nuclear strike against the United States’ rivals—who may have fired it—or wait until the missile possibly obliterates Chicago? To help him, a nearby military aide pulls a three-ring binder out of a black satchel and explains its color-coded,