Fortune Reported denied FISA on Trump in Summer (June/July) of 2016.
https://www.theguardian.com/us-news/2017/jan/10/fbi-chief-given-dossier-by-john-mccain-alleging-secret-trump-russia-contacts
also confirms denied FISA warrant in Summer 2016
I just got the "by the book" reference on Hannity.
Loretta Lynch sent herself an email stating it was all by the book.
ohh sorry.
But the spying started in Summer of 2016 and the FISA not approved until October.
That is why they brought in 5 eyes so much.