[nomadking]

Originally Posted by Hom3r

I think the CTP were involved as a SOP do to the type of attack, In guess it better to have them on scene ASAP, but then stood down if required, which I believe is now the case.

They're still there, but not running it.
Link

Reporting from the scene, the BBC's Daniel Sandford says he understands the suspect has a history of mental health issues.
That is why at this stage, while counter-terrorism police are assisting the investigation, they are not running it, he adds.