Safety, staffing and cost concerns were among the top issues discussed during a Appropriations Committee in the U. S.

Interim FAA Administrator Christopher Rocheleau ... funding may be needed in the future as part of the modernization plans. He hopes implementation happens in three to five years.

Interim FAA Administrator Christopher Rocheleau was grilled by committee members Wednesday morning on the agency’s $22 billion budget proposal while addressing staffing concerns in critical roles.

The U.S. Federal Aviation Administration (FAA) is initiating a long-anticipated plan to modernize the country’s outdated air traffic control (ATC) systems.