An NTSB investigator examines the fuselage plug area of Alaska Airlines Flight 1282.
NTSB via Reuters
- The NTSB said Boeing "blatantly violated" rules about investigations.
- It said a Boeing exec made "unsubstantiated speculations" about the Alaska Airlines blowout .
- It will coordinate with the DoJ, which is considering criminal charges over the blowout.
Boeing has apologized after the National Transportation Safety Board said it "blatantly violated" rules about investigations.