The heartbroken families of two students killed in the knife and van attack in Nottingham on Tuesday have today told thousands of students at a vigil in their memories to 'look after each other'.Relatives of medical student Grace O'Malley-Kumar and history student Barnaby Webber could be seen embracing as crowds joined them in their grief on the University of Nottingham's main campus.
Grace 19, was walking home after a celebratory night out in the city to mark the end of exams with Barnaby, also 19, when the unnamed suspect, 31, is said to have stabbed the teenagers to death.
