Passengers on the London Underground will have mobile coverage throughout the network by the end of 2024, the mayor of London has said. Transport for London (TfL) said work on preparing some of the capital’s busiest stations—including Oxford Circus, Tottenham Court Road, and Bank—will begin soon, and they will be among the first fully connected stations by the end of next year. TfL has awarded a 20-year concession to BAI Communications (BAI), a global provider of 4G and 5G connected infrastructure, to counter so-called not-spots in the network. Mayor Sadiq Khan, who was reelected last month, said, “I promised Londoners that if they reelected me for a second term as mayor I would deliver 4G throughout the Tube network.” Permanent phone reception was made available on underground sections of London’s Tube network for the first time in March last year when the eastern half of the Jubilee line was covered. …