"deny all knowledge" . "implicitly" . "claim ignorance" . "Plausible deniability" . "unconnected with the USA" . "either threatens or compromises" . "convincingly deny" . . . "Plausible deniability" . . "approval by saying nothing" . "preserve the confidentiality" . "erase all proof" . "approves it by saying nothing" . "alleged" . . . "plausible deniability" . "plausible the deniability" . "plausible denial" . "deniable action" . "ostensibly deniable" . . "looks like an honest mistake even if discovered" . "deniable" . "Deniable warfare" . "deniability" . "deniable operator" . "plausibly denied" . "deniable operatives" . "plausibly" . "deniable operations" . "deniable operation" . "leaving CTU out of the crime" . "deny any knowledge" .