Benign lump removed from her breast, betty ford in the 70s as well. it's not unusual but at the same time you can imagine a prolonged stay to avoid, you know, the pictures of a return to the white house if you're not feeling up to walking so well. there could be those reasons why they want to stay in the hospital a little longer. >> yeah. that's an unusual, obviously, situation in that regard. you're dealing with the first lady of the united states. there's all sorts of certain things that go into that. i think that that's very fair and as dr. bernstein pointed out who's worked at walter reed,...