A teenage boy has been seriously injured in a stabbing at a school in Nottingham. Police said officers were called to Nottingham University Academy of Science and Technology (NUAST) in Dunkirk Road at around 1.30pm on Thursday. The 15-year-old was taken to Queen's Medical Centre with serious injuries. Another 15-year-old boy was arrested at the scene. It is understood the two teenagers are known to each other. Nottinghamshire Police Superintendent Chris Pearson said: "This is obviously an