did she continue to go by katy russell? >> well, here in this town they still refer to her as katy russell, not katy russell tsarnaev though we have seen different things in different statements. we have seen the attorney's statements simply refer to her as katy, wolf. >> do we know of if in fact she's already started answering fbi questions? >> well, wolf, what we have known for the past week is that the fbi has been very interested in her. her attorneys have said that they are simply cooperating with the fbi, buthey would never say whether or not katy russell had met yet with the fbi. we know that katy russell has been to her attorney's office several times for about 90-minute meetings. she was there on friday for a meeting friday afternoon with her attorney. she was back in her attorney's office on sunday morning for about a 90-minute meeting. so they've been preparing for this. the other thing we can tell you is that federal agents have been