4: Becoming a Killer

“Any time I felt as though there was a niggling of fear
developing, I would assault them.” 

In 2003, Jason Campbell broke into a house and murdered the
homeowners. Unknown to him, another murder was committed on the
same street on the same night. This coincidence allows him to
evade immediate conviction. When caught, he blames a tragic
upbringing for leading him down a path of violent crime. True
Crime documentary makers, Zoe Hines and Ned Parker, investigate
his Letters From A Killer.