This Proves the FBI was Tapping Trump Tower before they had a FISA.

In classified sessions in August and September, intelligence officials also briefed congressional leaders on the possibility of financial ties between Russians and people connected to Mr. Trump. They focused particular attention on what cyberexperts said appeared to be a mysterious computer back channel between the Trump Organization and the Alfa Bank, which is one of Russia’s biggest banks and whose owners have longstanding ties to Mr. Putin.

This is before an approved FISA in October

https://www.nytimes.com/2016/11/01/us/politics/fbi-russia-election-donald-trump.html

>>4759448

It is illegal to 'wire tap"/surveillance without a warrant.

>>4759475

No you don't get it Brennan set up the link between the Russian bank and the Trump Tower. Think Vault 7.

FBI had 'information on Russian Bank linked to Trump Tower in August 2016. Later discredited as 'ping'. But that shows they were 'tapping' TT before the approved October FISA