He could have shown up in court in 2012, and taken the 5th to every question. You are not in contempt if you decline to speak on the grounds you may incriminate yourself.
They could give him immunity from criminal prosecution, and then he would have to talk or be in contempt.
“He could have shown up in court in 2012, and taken the 5th to every question. You are not in contempt if you decline to speak on the grounds you may incriminate yourself.”
Read the next paragraph.