POL00090574 - Horizon - Response to Challenges Regarding Systems Integrity Attachments POL00090574.pdf (7.94 MB) Evidence information Document date 2 August 2010 Witness Paula Vennells Evidence type Memo Related content WITN01020100 Paula Vennells - First Witness Statement SUBS0000071 Closing Submissions - Paula Vennells SUBS0000072 - Index to Closing Submissions of Paula Vennells Share this page