A memorial service has taken place to remember the three victims of last year's Nottingham attacks, after roses were laid down at the scene where two university students were killed.The ceremony at the University of Nottingham to mark the first anniversary of the killings included a period of silence to remember Barnaby Webber and Grace O'Malley-Kumar, both 19, and school caretaker Ian Coates, who were stabbed to death by paranoid schizophrenic Valdo Calocane.

A memorial service has taken place to remember the three victims of last year's Nottingham attacks, after roses were laid down at the scene where two university students were killed.The ceremony at the University of Nottingham to mark the first anniversary of the killings included a period of silence to remember Barnaby Webber and Grace O'Malley-Kumar, both 19, and school caretaker Ian Coates, who were stabbed to death by paranoid schizophrenic Valdo Calocane.