"However, one email thread from June 2011 appears to include Clinton telling her top adviser Jake Sullivan to send secure information through insecure means.
In response to Clinton's request for a set of since-redacted talking points, Sullivan writes, "They say they've had issues sending secure fax. They're working on it." Clinton responds "If they can't, turn into nonpaper [with] no identifying heading and send nonsecure."
If you really need another smoking gun to show that Hillary Clinton had no regard for security and the need to classify sensitive communications when she was secretary of state, here is the latest on the most recent State Dept. dump of her emails.
Who needs Julius and Ethel Rosenberg when you have Hillary Clinton?