Conversation so far:
How many of Rudy Giuliani's appointees acted as defendants in criminal proceedings?
3 of Rudy Giuliani's appointees acted as defendants.
Did Rudy Giuliani appoint anyone other than Russell Harding?
Giuliani appointed Richard Roberts as Housing Commissioner and as chairman of the Health and Hospitals Corporation.
How many of Rudy Giuliani's appointees were defendants in criminal proceedings?
Three of Giuliani's appointees were defendants in criminal proceedings.
What was Russell Harding on trial for?
Harding was on trial for defrauding the Housing Development Corporation and to possession of child pornography.
What was Russell Harding on the stand for?
Harding was on the stand for defrauding the Housing Development Corporation and to possession of child pornography.
Were there any other defendants from Rudy Giuliani's appointees besides Russell Harding and Richard Roberts?
Bernard Kerik was another of Giuliani's appointees that became a defendant.
Are there any other interesting aspects about the Rudy Giuliani article?
Giuliani was also the godfather to Kerik's two youngest children.

Question: What did he plead guilty to?
Self-contained rewrite: What did Bernard Kerik plead guilty to?