Who is to say they didn't bring them up the chain, and the chain just ignored them?
Try to bring issues to the public and they'll charge you with "espionage"/"mishandling classified information"/etc. Even if the charges don't succeed, you'll lose your career and the court case will ruin you.
Try to bring issues to the public and they'll charge you with "espionage"/"mishandling classified information"/etc. Even if the charges don't succeed, you'll lose your career and the court case will ruin you.