'Sliding doors moment' that thwarted teenage killer's plan for school massacre
Nicholas Prosper murdered his family but was spotted before he could carry out a plan to attack his old school.
The Independent24d
Teenager who murdered family was planning shooting at his former primary school
Nicholas Prosper pleaded guilty to the murders of Juliana Falcon, 48, Giselle Prosper, 13, and Kyle Prosper, 16, at Luton Crown Court ... was foiled by police who spotted him in the street ...