sentences:  Then, on September 22, 2006 HP announced that Dunn had resigned as chairwoman because of the "distraction her presence on our board" created.On September 28, 2006, Ann Baskins, HP's general counsel, resigned hours before she was to appear as a witness before the House Committee on Energy and Commerce, where she would ultimately invoke the Fifth Amendment to refuse to answer questions.On September 11, 2006, CNET News.com publicly released a five-page letter written by the United States House Committee on Energy and Commerce to Patricia Dunn stating that it had, for the past seven months, been conducting an investigation on Internet-based data brokers who allegedly use "lies, fraud and deception" to acquire personal information, and allow anyone who pay a "modest fee" to acquire "itemized incoming and outgoing call logs", not only for cell phone numbers but also for VoIP numbers, landline numbers, and unpublished phone numbers.