Astronauts

So they drink and fly.

Astronauts have flown intoxicated on at least two occasions. Does this really surprise anyone? Okay, more specifically, they claim astronauts have engaged in "heavy use of alcohol" within 12 hours of flight. Some have been cited as risk to flight. But it says it's unclear whether space shuttle flights were involved. What? Who's doing the reporting? And exactly what are they reporting?