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Election. her name is rona graff, known as the gatekeeper at the white house. we we have complete coverage with julyial ansley, nbc news national political reporter, and former assistant watergate prosecutor, nick ackerman, current lip a partner at dorsey and whitney. nick, let me start with you. according to bloomberg news, this would be a voluntary appearance before the house committee. what does this tell you? >> well, none of this is very surprising. first of all, we don't know if either of these gentleman have appeared before a grand jury or been questioned by robert mueller. it's very po...