There’s a reason Benghazi Committee chairman Rep. Trey Gowdy offered Hillary Clinton the chance to testify in a private, closed hearing. And there’s a reason Clinton wanted to appear in an open setting, with the whole world watching.

The Benghazi Committee has made incremental advances in the public’s knowledge of the circumstances of the death of four Americans in Libya on September 11, 2012. But incremental advances — nuggets of information — don’t make for dramatic hearings.