Challen at court to support killer’s appeal

A mother who stabbed her abusive lover to death was backed by fellow killer Sally Challen as she challenged her murder conviction at the Court of Appeal. Emma-Jayne Magson, 26, knifed James Knight in the heart with a steak knife during a row in their kitchen in March 2016. The pair had a toxic relationship with Mr Knight, 26, checking her phone, insulting her and assaulting her when drunk, according to lawyers for Magson. She was jailed for life at…