conducting impeachment inquiries. what s more, kent is testifying despite a direct attempt by the white house to stop him from doing so. this is happening as we learn more about the explosive testimony from another key witness in the impeachment inquiry. president trump s former top adviser on russia fiona hill detailed a shadowed foreign policy run by rudy giuliani and others accord togz a source. a source says hill described how president trump s then national security adviser john bolton was so alarmed what was going on he pushed for an attorney to get involved. start there with cnn s political correspondent sara murray and so let s start with fiona hill and all of her testimony, nine hours worth, yesterday, in washington, d.c. what did she tell the house committees? reporter: right. the president s top advisers on russia and laid out the concerns in the trump administration