Raises major questions about what U.S. was doing in secretive facility. The extensive Senate report on the Sept. 11, 2012, Benghazi attack dropped a major, unreported bombshell: The commander of U.S. forces in Africa was not aware of the existence of the besieged CIA annex. The staggering detail raises the question of what was transpiring at the fated annex and nearby U.S. special mission and why key members of the Defense Department, including those responsible for responding to emergency situations, were not aware of it. Questions now must be also raised as to why, on the night of attack, command...