The starting point for questioning Clinton is realizing that the Benghazi debacle embodies both policy and management failures. The administration’s utterly wrong-headed view of the Middle East created an atmosphere that fostered tragically erroneous management decisions. Clinton’s blithe disregard of the actual political reality in Libya and four years of not attending to seemingly mundane management issues represented a palpable failure of leadership directly contributing to the Benghazi tragedy…

But in any organization, there is only one “first chair,” and Clinton must answer why she (and President Obama) was so convinced that the war on terror was over and al Qaeda defeated; that “leading from behind” in overthrowing Khadafy had succeeded, and that the Arab Spring was bringing stability and democracy to Libya and the region more broadly.

The Benghazi tragedy disproved all these assertions, and Clinton is accountable for the broad policy failures, not just the deadly specifics. Congressional hearings should go well beyond the ARB report. The basic questions Clinton now must answer are straightforward: What did she know; when did she know it — and what did she do about it, before, during and after the Sept. 11 attacks? Here are some elaborations: