Washington DC, Nov. 14 -- US Transportation Secretary Sean Duffy has urged Congress to approve nearly USD 50 billion in funding to overhaul the country's ageing air traffic control (ATC) infrastructure, warning that temporary repairs would not be sufficient to prevent further disruptions after a nationwide ground stop exposed vulnerabilities in the Federal Aviation Administration's (FAA) telecommunications network.

Duffy has called for the passage of the Modern Skies Act, which proposes an additional USD 20 billion for modernising air traffic control technology, replacing ageing airport infrastructure and developing world-class airports.

The proposal builds on the USD 12.5 billion already allocated by Congress under President Donald Tru...