David Amess killing: suspect referred to Channel counter-terror scheme in 2014

Exclusive: Ali Harbi Ali received extensive support under government programme before case was closed

The suspect in the killing of the MP David Amess received extensive support under the government's Channel counter-terrorism programme before his case was closed, the Guardian has learned.

Ali Harbi Ali was first referred to Prevent, the early intervention scheme designed to turn people away from the risk of supporting violence, as a teenager in 2014.