The nation's top transportation official answers your questions about Nashville's Music City Loop project

U.S. Transportation Secretary Sean Duffy praised Nashville's Music City Loop tunnel project by Boring Company as an innovative solution to traffic congestion, noting it won't directly cost taxpayers. The project, which involves tunnels from downtown to the airport and a second line to the Riverfront, allows users to pay for Tesla underground rides, but faces criticism from Metro Council Member Delisha Porterfield over its secretive development and a $1 million underground transportation commission funded by taxpayers.