Bush gets several warnings that cross his desk, but doesn’t step up priority. He fails to recognize the threat.
Condi Rice admits that to the 9/11 Commission in particular here the 8/6 2001 PDB. Listen to this clip.
https://www.youtube.com/watch?v=H3BIKOqoHlU
Clinton ignored the warnings. Bush ignored the warnings.
Hillary ignored the warnings about Benghazi.
The theme is evident, but it starts with Bush to clean out the garage a bit.