The film dispels the comforting illusion that technology can shield us from a nuclear attack.Director Kathryn Bigelow’s new thriller, “A House of Dynamite,” is not simply a gripping film — it is a wake-up call. The movie dramatizes, in real time, the terrifying 30-minute window between the launch of a nuclear missile bound for the U.S. and its impact. In doing so, the film exposes a brutal truth that too many decision-makers and policy experts in Washington refuse to admit: Long-range missile defense will not protect us. Our only real path to escape nuclear catastrophe lies in reducing global arsenals.From...