Dry Run For A Larger Attack? Probably ...

SEE HERE  Read about it if you've not heard about the electrical substation attack.  It sounds like a prototype for a more general and larger scaled attack to bring down the power grid.  That's a plausible threat if the nation has been infiltrated by enough folks eager to see us go down.  Let's see ... 11 million illegal aliens sounds like it could conceal quite a lot of bad guys.