Listen: Aviva 2012 trials, BirminghamThis video can not be playedTo play this video you need to enable JavaScript in your browser.Listen: Aviva 2012 trials, BirminghamCloseListen to live commentary of the Aviva 2012 trials in Birmingham from BBC WM.Windows media link to streamShow morePublished21 June 2012SectionBBC SportSubsectionAthleticsSharecloseShare pageCopy linkAbout sharing