It's more egregious than just knowing there were flaws. After Morton Thiokol engineers, the manufacturer of the boosters that failed in the Challenger disaster gave a no-go for the flight, because the temperature was too low, NASA administrators cold called a bunch of Morton Thiokol employees that weren't qualified to give go/no-go decisions, and most of them declined, until they found one that gave into pressure and gave a 'go' for launch.
They actively forced deviance.
For more details, check out Truth, Lies, and O-Rings by Allan J. McDonald, James R. Hansen, and Jonathan Yen
They actively forced deviance.
For more details, check out Truth, Lies, and O-Rings by Allan J. McDonald, James R. Hansen, and Jonathan Yen