In north London, TfL investigators prepare to track down a suspected serial fare evader accused of using a blocked card to rack up more than £2,000 in unpaid Elizabeth line fares in just a month. In Nottingham, undercover tram officers come face to face with a known aggressive male, with the confrontation captured on bodycam. On TfL buses, inspectors crack down on contactless payment misuse as they intercept a woman using a disabled person's freedom pass