Obviously no one should ever speak to the FBI without a good attorney present, and even then, any comment should be absolutely vague with implicit deniability.
Agreed 100%.
This woman was foolish. As soon as they identified themselves and it was clear it was not a social visit, she should have stopped right there.
Apparently, they questioned her for hours! Folks, don't talk with law enforcement without legal counsel. That's to protect your rights.
Good/attorney. Not in the same sentence. “Effective”, yes.