Police forces should not be acting as 'thought' police and must focus on investigating 'genuine' crimes, senior Tories said today. Chris Philp, the shadow home secretary, warned that officers 'should not be wasting time and resources' by 'policing thought'. They should instead be 'concentrating on criminality' the Croydon South MP added, as he waded into a row over police visiting a journalist's home over a year-old tweet.