The article seems to have been updated recently to include more information about this "drill": - Officials said the alert was the result of human error and no

The article seems to have been updated recently to include more information about this "drill": - Officials said the alert was the result of human error and not the work of hackers or a foreign government. The mistake occurred during a shift-change drill that takes place three times a day at the emergency command post, according to Richard Rapoza, a spokesman for the agency. - In Washington, Lindsay Walters, a deputy press secretary, said that President Trump had been informed of the events. “The president has been briefed on the state of Hawaii’s emergency management exercise,” she said. “This was purely a state exercise.”