Commissioner Katarina Carroll has revealed an investigation is under way into allegations the widow of Senior Constable Brett Forte was blamed for his death and his police partner was bullied and threatened with complaints, saying the claims are of great concern . Breaking her silence on the matter, Ms Carroll said any allegations of bullying would be taken extremely seriously . Senior Constable Brett Forte died at the hands of paranoid gunman Ricky Maddison. Picture: Facebook His partner Sen Const Cath Nielsen was awarded a bravery award for her actions, after she pulled her colleague from their police vehicle as Maddison continued to fire his automatic weapon.