The top union for air traffic controllers is hampering Transportation Secretary Sean Duffy’s plans to boost hiring by penalizing those who want to work beyond retirement age, The Post has learned. Duffy is offering cash bonuses of up to 20% of annual salaries for Federal Aviation Administration (FAA) air traffic controllers eligible to retire but younger than the mandatory age of 56 — and hoping to retain even more through

US transportation secretary Sean Duffy has warned of a “crisis” in America’s air traffic control system, which is grappling with outdated equipment, severe staffing shortages and a series of high-profile failures,

Transportation Secretary Sean Duffy said on Sunday during an interview appearance on NBC News' Meet the Press that he's "concerned about the whole [United States] airspace," citing old equipment being used by the Federal Aviation Administration (FAA), that at times needs to be purchased from the online marketplace, eBay.