Keir Starmer has ordered a public inquiry into the failings that allowed an “extremely violent” teenager to murder three young girls in one of the worst attacks on children in recent UK history. The announcement came after Axel Rudakubana, 18, dramatically pleaded guilty to the Southport atrocity and followed revelations in the Guardian that he had previously been referred to Prevent, the government’s anti-radicalisation scheme. The prime minister said the country had “failed in its duty” to protect the girls from the troubled teenager, who on Monday admitted murdering Bebe King, six, Alice da Silva Aguiar, nine, and Elsie Dot...