confirm that it was the victim of a cyber intrusion by an unknown entity. the cyber security committee data is paramount. the nrcc immediately launched an internal investigation and notified the fbi which is now investigating the matter. to protect the integrity of that investigation, the nrcc will offer no further comment on the incident. hackers had a field day with the democrats during the 2016 campaign cycle. now it appears they have hit the republicans. it's not entirely clear how much damage was done. dana? >> dana: okay, mike. thank you. not only a busy day on capitol hill, but an emotional one. bush 41 service dog, that's sully right there. he joined the thousands paying tribute. we'll hear some other touching moments from the rotunda. we'll talk with someone who knew george h. w. bush very well. his vice president joins me live next. >> he showed us that how we live is as important as what we