FEMA: Hawaii didn't need approval to retract missile alert ABC NewsHow To Survive An Actual Nuclear Missile Attack BuzzFeed NewsJapanese public TV says staffer sent missile alert in error Boston HeraldSomeone Could Definitely Hack the Emergency Warning System. Here's Why They'd Do It. Popular MechanicsAfter false Hawaii missile alert, emergency warning system must be fixed The San Diego Union-TribuneFull coverage
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