It seems to me that if Hillary or anyone else for that matter has unique information that may exonerate Mr. Paul of wrongdoing or implicate others in that activity then the presiding judge has an obligation under legal ethics to allow Mr. Paul's lawyers to call that person as a witness and be deposed under pain of perjury, regardless of that person's perceived celebrity status or station in national politics.
Hello. The lawsuit is a civil suit filed by Paul AGAINST
Bill and Hillary.
But the beast would be treated as her husband was. He was allowed to file a lying statement and instead of answering direct questions he would reply, "I refer you to my written lies." She will probably do likewise.