When not incarcerated he works as a roofer and operates a small martial arts school , Howards 's Self Defense Systems in Niagara Falls , Ontario .
Howard is currently serving a prison sentence for two counts of attempted murder .
When not incarcerated Howard works as a roofer and operates a small martial arts school , Howards 's Self Defense Systems in Niagara Falls , Ontario .
Howard is currently serving a prison sentence for two counts of attempted murder .