Immediate Answer: The London Marathon has announced an unprecedented expansion plan for the 2027 race, aiming to nearly double its participant capacity to 100,000 runners. This transformation, titled the "TCS London Marathon Double," will transition the event into a two-day festival. The move seeks to accommodate record-breaking demand while solidifying London’s position as the home of the world’s most popular and charitable distance-running event. What Happened: For decades,
