Pre-9/11 warnings surface: CIA briefs show Clinton and Bush alerted to bin Laden hijack plots
Declassified CIA memos and presidential daily briefs show that warnings about Usama bin Laden hijack plots were circulated to Presidents Clinton and Bush before 9/11, including a pre-attack airport test; FBI tracked suspicious activity in the U.S. prior to the attacks, and the Trump administration released 71 PDBs to illuminate what intelligence knew ahead of time.