Murder accused admits fighting with partner at Mount Gambier home but denies using weapon TueTuesday 22 Alleged murder victim Eden Kennett (left) with her mother Tammy Simpson. ( Print text only Cancel A man accused of beating his partner to death at their home in South Australia's south-east has admitted he punched the woman but has denied inflicting fatal injuries with a weapon. Key points: Her partner Bradley Wayne Trussell has pleaded not guilty to murder He has given evidence in his defence, saying the pair would often fight Eden Kennett, 25, was declared brain dead at the Royal Adelaide Hospital (RAH) in December 2018, the day after she was airlifted from the Mount Gambier Hospital.