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.
More top news
Holly has all your up-to-date weather details.
Those over 60 are being encouraged to get down to their sports centres to keep fit
Scientists are trying to identify an unusual hairy crab found washed up on Chesil beach in Dorset.