http://www.westhamnews.net/West-Ham-News/arsene-wenger-admits-he-regrets-that-west-ham-star-matthew-upson-didnt-fulfill-his-star-potential-at-arsenal/ Arsene Wenger feels more than a tinge of regret that England defender Matthew Upson did not stay and fulfil his potential at Arsenal - and he even tho... Fri, 23 Oct 2009 18:15:58 BST en