Four arrests have now been made in total....
Detectives are urgently appealing to the public....
"Bell is a danger to society and had total disregard for my life."...
Crucial investigations are ongoing....
The 24-year-old later passed away as a result of his injuries....
The abuse occurred from the late 80s to early 90s....
Police successfully foiled their plans....
"No parent should ever have to witness the death of their child."...
A murder investigation is now underway...
