A 13-year-old boy has been arrested on suspicion of attempted murder, as Metropolitan Police said the investigation into the stabbing of two other boys, aged 12 and 13, at a school, was being led by counter terrorism police.
Police were called to Kingsbury High School, Brent, north-west London, at 12.40pm on Tuesday, to reports that a 13-year-old boy had been stabbed.
Officers found a 12-year-old boy had also been stabbed.
The condition of both victims was described as "serious" and police said they were receiving urgent.
Former Conservative Education Secretary Gillian Keegan and the Mirror's Kevin Maguire join in the studio to discuss what can be done to tackle knife crime in schools.
Broadcast on 11/02/2026