If the FBI wasn't willing to speak to her with her lawyer present, IMHO, they were not looking for something legit. They had ample opportunity to subpeona her before she left the country and neglected to do so. In fact, they waited until she left.

https://news.ycombinator.com/item?id=11643246

This whole situation feels like the FBI pressuring this person so that they can get the information they want out of her while avoiding their legal obligations.