liam dawe , 21 , was born a healthy child but suffered serious and on-going health complications ever since he was assaulted as a four week old .
he died at derriford hospital in plymouth , devon , in march last year from ` intra-abdominal sepsis ' after developing cerebral palsy following the the assault .
police are considering manslaughter charges after liam dawe died two decades after being assaulted as a four week old .