Report: Drunk astronauts were allowed to fly BY MARTIN MERZER NASA allowed at least two astronauts to fly into space even though they were so drunk that flight surgeons considered them a safety risk, according to a report published Thursday by Aviation Week and Space Technology.In a brief account reported on the publication's website, the trade journal said an independent health panel commissioned by NASA also found a pattern of ''heavy use of alcohol'' by astronauts before launch.The report did not include any details about which astronauts or space programs were involved or how recently the problems might have...