The prime minister has been criticised for his 'distasteful' attempt to turn the London Bridge terror attack, in which two people were killed, into an election issue. In an interview with Andrew Marr for the BBC, Boris Johnson said a 'lefty government' was responsible for the early release of terror prisoners such as the London Bridge attacker Usman Khan.

In the aftermath of the tragedy, politicians on all sides have claimed that the sentencing and supervision regime applied to terrorists needs revisiting