Shepperd served in the U.S. Air Force for almost 40 years and flew 247 fighter combat missions in Vietnam.

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Don Shepperd was in the U.S. Air Force for almost 40 years and flew 247 fighter combat missions in Vietnam.

CNN: Shepperd: Efforts to impose order 'taking hold'

It's a new radar setup that turns the helicopter into an all-seeing eye, capable of surveying the 360-degree space around it in order to direct fighter planes in combat.

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