January 19, 2016: Some of Clinton’s emails are too highly classified for an inspector general to read.

In the wake of media reports that Intelligence Community Inspector General Charles McCullough discovered some of Clinton’s emails contained above top secret (or “top secret / special access program”) intelligence, an unnamed US intelligence official tells NBC News “that the special access program in question was so sensitive that McCullough and some of his aides had to receive clearance to be read in on it…” (NBC News, 1/19/2016)