Brother calls Asad Shah's killer: 'Enemy of humanity'
Glasgow shopkeeper Asad Shah was murdered in March.
Bradford man Tanveer Ahmed admitted the religiously motivated stabbing after watching videos that Mr Shah had posted online.
Speaking to BBC Newsnight, Asad Shah's brother - who does not want to be identified - said the murderer was a "monster" who took away someone who was "peaceful and who wanted unity in the world".