article_snippet: A Jamaican man stabbed A Jamaican man to death and then and tried to kill a former partner because A Jamaican man was 'fed up of their nagging'.
article_snippet: His barrister Elizabeth Marsh QC said: 'Over the period of about an hour you engaged in a stabbing spree properly said by your counsel to have been one of extreme violence and ferocity. '
highlights_snippet: Brutal attack was carried out in front of their screaming seven-year-old son .
  
highlights_snippet: Also stabbed their screaming seven-year-old son ex and Ms McKenzie's sister seriously injuring both .
  
highlights_snippet: Court heard carried out Brutal attack because Court was 'fed up of their nagging'
  Court had been facing deportation after serving time on drugs charge .
  