Subway service disruptions persist in a major city after ongoing issues with cracks found beneath the trackbed, forcing delays and route adjustments. Engineers are working to assess the extent of the damage, which has already led to temporary suspensions on affected lines. Passengers are advised to check for updates as the transit authority continues investigations to restore full service. The situation highlights broader concerns about infrastructure reliability in urban transit systems.
Subway service disruptions continue due to cracks beneath trackbed CBS News