Policing the US war on terror: Where are they now, and is it over?

OPINION: The US first declared its ‘war on terror’ in the wake of the 9/11 attacks, and the impact of the approach was felt by policing in America and elsewhere; Liverpool John Moores University Policing Lecturer James Williams looks at the changing nature of US counter-terrorism since 9/11, the growing focus on domestic terrorism, and the increasing threat posed by online extremism and ‘lone wolf’ attacks.