Could the same thing happen in Canada?
AURORA, Ill. - An initial background check failed to detect a felony conviction that should have barred the man who killed five co-workers and wounded six other people at a suburban Chicago manufacturing plant from buying the gun. Months later, a second background check of Gary Martin found his 1995 aggravated assault conviction in Mississippi involving the stabbing of an ex-girlfriend.- Monday, February 18, 2019