The London Underground (Tube) strike has caused significant disruption to the city's transport network, with commuters facing long queues and delays. The dispute centres around the introduction of a voluntary four-day working week for drivers, with the Rail, Maritime and Transport Workers (RMT) union expressing safety concerns. While some lines are operating close to normal, others are severely disrupted, with the Bakerloo, Piccadilly, and Central lines partially suspended, and the Circle and Waterloo & City lines entirely out of service. The Elizabeth line, which is not affected by the strike, has seen an increase in commuters seeking alternative routes. Business owners fear a drop in footfall, while some drivers are taking advantage of the situation to make extra money. The strike has also impacted nurses and other commuters, with some forced to travel for longer periods and others facing frustration and anxiety. The RMT maintains that driver safety is the core issue, while TfL director Nick Dent rejects these claims and urges the union to continue discussions rather than striking. As the strike continues, the situation remains fluid, with commuters adapting to the changes and the RMT and TfL at an impasse.