Former Post Office chief executive Paula Vennells broke down in tears as she faced questioning on the third day of giving evidence to the Horizon IT inquiry. "I loved the post office. I worked as hard as I possibly could to deliver the best post office for the UK," Ms Vennells said. Report by Kennedyl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn