 Tootle, 20, told police Mr Meadowcroft had brought the knife to her house and even scratched her arm before they arrived to make her story more viable.But despite making legal history by being the first defendant to argue under the new defence of 'disproportionate force' she was found guilty of manslaughter at Preston Crown Court.Police were called to Tootle's house in Blackburn, Lancashire, on 4 September last 2014.