Safety board asks helicopter makers to install 'black boxes'

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Comey writes death has spurred a tactical edition helicopters several safety investigators are going over the heads of aviation regulators by urging leading helicopter manufacturers to install so called black boxes that would help determine the cause of crashes like the one that killed the former NBA star but actual transportation safety board appealed directly to six manufacturers after the Federal Aviation Administration failed to act on the board's recommendations to require the devices on most

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