Finally, hard evidence of what we've known all along: Everything the TSA has been doing is a waste of time and money, and violates our privacy for no security gain whatsoever.
quoted from the TSA's own statements: "As of mid-2011, terrorist threat groups present in the Homeland are not known to be actively plotting against civil aviation targets or airports; instead, their focus is on fundraising, recruiting, and propagandizing."
Elsewhere, in the redacted portions, the TSA is quoted as admitting that "there have been no attempted domestic hijackings of any kind in the 12 years since 9/11."
Amazingly, it appears that the government forced Corbett to redact the revelation that the TSA's own threat assessments have shown "literally zero evidence that anyone is plotting to blow up an airline leaving from a domestic airport."