The target was illegal scrap metal dealers, but drivers in one area of Reading were caught up in a police crackdown on motoring offences.
Operation Precious led by Thames Valley Police went on for five hours in the town. Penny Sylvester went to find out more.
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Philippa has Saturday evening's weather for the east
Philippa has Saturday evening's weather for the west
Detectives investigating a spate of high value burglaries at a family-run business in Berkshire have released CCTV images.