five trump insiders who mueller could tap as witnesses. mueller is scheduled to be arraigned tomorrow morning, his first of two court appearances this week. our two former feds are back with us. jennifer rogers and mimi roca. mimi please explain what it's like to be under the influence of a federal investigation. what has gates' life been like in the period they've been getting him to flip, and now to what agree do they own his life now that he's signed this deal? >> well, i'm sure it's been very intense for him. recently when the document was