Up to 40 cars had their tyres slashed in Nottinghamshire overnight.
Police say 20 vehicles parked in Flatts Lane, Calverton were damaged at about 4.40am this morning. Officers say an hour later another 20 vehicles were also reported to have been damaged in Rainworth and Blidworth.
Two 14-year-old boys who were arrested in connection with the manslaughter of a woman from Northampton have been released on bail.
Pharmacist Joanna Smith, 32, was killed when she crashed her Honda Jazz on April 10, forensic tests showed a tyre on her car has been punctured deliberately.
The victim who was originally from Poland was pronounced dead at the scene on the eastbound A45 near Earls Barton after the damaged tyre caused her to crash.