Not only do we KNOW they've been doing it already, but now the Senate Democrats approved a bill that officially authorizes it!
Did you happen to see THIS?
If you haven't you should. You cannot stick your head in the sand and pretend forever:
Senate Democrats united to pass a financial regulatory bill that allows the government to collect data on any person operating in financial markets at any level, including the collection of personal transaction records from local banks, including customers’ addresses and ATM receipts.