The Federal Aviation Administration's top air-traffic control official resigned Thursday following another report of a controller sleeping on the job, forcing a medical flight to land without tower guidance in Reno. Judy Woodruff discusses the safety concerns with Alan Levin,…
By PBS NewsHour
Bush administration officials Monday said the likelihood of bird flu arriving on U.S. shores this year is "increasingly likely" but that its arrival does not increase the chances of a human pandemic.
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