I don’t know the answer, but I wonder if these professors were teaching their students that America was an evil place? Most of today’s crop of “educators” are of that opinion.
Of course, Barack Hussein would not risk injury to fellow, America hating, Islamic terrorists anyhow, now would he!
They hostages were there on the day of the aborted mission. They were gone the next day when the mission did happen.
There is only one conclusion. Someone on “our side” leaked the info, either in Washington DC or Afghanistan.