By Jessica Frank-Keyes The government is “looking at” the option of exonerating all postmasters affected by the Post Office Horizon scandal, while the Met Police have announced a probe into “potential fraud”. Justice secretary Alex Chalk is looking into the possibility of removing the Post Office from the appeals process and handing it over to the Crown Prosecution Service (CPS), The Sunday Times reported, amid an ongoing public inquiry and fresh outcry. It comes as a petition to strip Paula Vennells, former Post Office chief executive from 2012 to 2019, of her CBE reached almost 900,000 signa…