thames valley police
Dubbed ‘Project Vigilant’ the programme can involve officers attending areas around clubs and bars undercover.
A 25-year-old man has been charged with three counts of murder and three counts of attempted murder.
Police confirmed there was no suggestion the attack was linked to a peaceful protest that had taken place at Forbury Gardens earlier in the day.
The newlywed police officer died from multiple injuries after being dragged under a van in August last year.
Dom Ansah and Ben Gillham-Rice, both 17, were both fatally stabbed by masked attackers at the party last month.
Dom Ansah and Ben Gillham-Rice were both stabbed to death last month.
Lissie Harper was the passenger on her husband’s motorcycle.
Two men have already been charged following the double murder.
A 27-year-old man has been arrested on suspicion of conspiracy to murder, police said.