[edwinland]

And why would it have been necessary to renew the FISA warrant? With the initial warrant, they could go back and look at everything on Page going backwards through the whole campaign - and reportedly, everything on everyone who was in contact with Page. They must have known from the information they had that there was nothing there, and no reason to renew it.

They could have traced Steele's own telephone and electronic communications to find out who his 'sources' were. They could have followed up on the electronic communications of these 'sources'.

Excellent question that no one else has asked.

[ballplayer]

They go back to renew the warrant because the law requires it