An email stored on Hillary Clinton’s private email server contained information that was highly classified at the time it was sent, the Federal Bureau of Investigation revealed on Monday. According to FBI interview notes in its Clinton investigation released on Monday, “one of these e-mails was TOP SECRET/SCI at the time of transmission.” The finding contradicts months of claims by Clinton, her campaign, and her political allies that she did not send or receive information that was classified at the time. The TS/SCI designation is reserved for extremely sensitive national security information that can only be handled in secure settings...