Images posted on social media show some of the vans have been daubed with graffiti, had their cameras covered by bags and their tyres deflated, while one was pictured on a recovery vehicle
Ulez 'Blade Runners' strike again: Mobile enforcement van is
Mark Drakeford's 'ULEZ-style' war on motorists sparks furious backlash: Locals claim 'stupid' plan to impose blanket 20mph speed limit across Wales will hurt businesses amid fears of £9billion hit to economy
Conservative Party Funds Anti-ULEZ Facebook Ad Blitz - DeSmog
Ulez opponents targeting camera vans with graffiti and deflating tyres
Anti-Ulez 'Blade Runner' vigilantes box in enforcement vans
Blade Runners' attack Ulez cameras on expansion day
Now Ulez 'blade runners' start targeting camera vans - as they are
Now Ulez 'blade runners' start targeting camera vans - as they are
Hypocrite' Sadiq Khan and his team rack up more than 430,000 air