It will take $31.5 billion to build a brand-new air traffic control system for the country, Department of Transportation Secretary Sean Duffy told members of the House Wednesday, the first time the department has publicly put a dollar figure on the project.

Lawmakers are talking about an estimated $30.5 billion “wish list” circulating on Capitol Hill to overhaul the nation’s aging air traffic control system as the ink still dries on the

U.S. Transportation Secretary Sean Duffy on Wednesday will detail the Trump administration's plans to overhaul the aging U.S. air traffic control system after Congress awarded an initial $12.5 billion in funding.