Metropolitan Police officers stop a suspicious vehicle in Catford, south London, and search the car and its 54-year-old driver on Wednesday evening. According to reports, officers find about £4 million in cash in multiple bags, described as being stuffed into Lidl shopping bags, during the operation. Police also report recovering a kilo of cocaine. The force characterizes the find as one of its largest cash seizures. The driver is arrested and the matter is investigated by police. Authorities do not provide, in the available reporting, additional details on how the vehicle was flagged for the stop, where the seized cash originated, or what charges, if any, are pursued. The reports focus on the scale of the cash recovery alongside the presence of cocaine found at the scene. Further information about outcomes for the suspect and the investigation is not included in the provided excerpts.