Three Killed in Stabbing, Van Attack in Nottingham

Two 19-year-old students and a 65-year-old man were killed in a knife and van attack in Nottingham.
A 31-year-old suspect killed three people across Nottingham in a stabbing and hit-and-run van attack.
The suspect was subdued with a stun gun and detained on suspicion of murder.
Police are investigating the suspect's motives and mental health.
The victims were honored at a vigil; the university canceled a graduation ball.