PC Andrew Harper inquiry: police get more time to question suspects

Police search the scene where Thames Valley officer PC Andrew Harper, 28, died. Photograph: Ben Birchall/PADetectives were granted an extra 36 hours on Saturday to question 10 suspects arrested on suspicion of murdering a newlywed policeman who died after being “dragged for a distance” by a van when he responded to reports of a rural burglary.Forensic teams meanwhile continued inspecting a countryside caravan park in Berkshire where the suspects had been staying, three miles from whe