NASA accused of deriding drinking report (AP)

NASA Administrator Michael Griffin (R) listens to Chief of Safety and Mission Assurance Bryan O'Connor (L) as they announce that there is no validity to allegations of improper alcohol use by astronauts while at the NASA headquarters in Washington August 29, 2007. REUTERS/Larry DowningAP - An Air Force doctor who headed a controversial astronaut health study told Congress on Thursday that NASA is discouraging open communications by rebutting reports of drunken astronauts on launch day and deriding the claims as urban legends.