Teenager begged for his life

A 15-year-old schoolboy shouted ‘stop it, I’m sorry’ as he was chased and stabbed to death with a serrated military-style knife, a court heard. Quamari Serunkuma-Barnes was ambushed in front of dozens of terrified pupils as he left the Capital City Academy in Willesden, northwest London, it is claimed. He tried to dodge through cars as he run back to the school gates but was caught and stabbed at least three times by his 15 year-old attacker, it is claimed….