And we were asking him to trust that no leak or mole would ever expose him.

WSJ: The Spy Who Turned Me

Hayden Newton's announcement comes days after GMB union members wrote to the chair of the trust expressing no confidence in him.

BBC: East of England ambulance chief steps down

Earlier this month the chief executive of the trust, Hayden Newton, announced his forthcoming retirement just days after GMB union members wrote to the chair of the trust expressing no confidence in him.

BBC: East of England Ambulance Service shocking: MP Walker