Violence-obsessed teen Nicholas Prosper who shot family and plotted school massacre jailed for 49 years

Nicholas Prosper brutally murdered his mother, brother and sister and plotted to shoot at least 30 schoolchildren

Violence-obsessed teen Nicholas Prosper who shot family and plotted school massacre jailed for 49 years

Nicholas Prosper brutally murdered his mother, brother and sister and plotted to shoot at least 30 schoolchildren