Sean Duffy, the country's transportation secretary, said his agency is 'going to hold people accountable'.
US blames system upgrade for longest nationwide FAA ground stop since 9/11

Follow this story
Earlier reports and follow-ups on the same developing story.
- · Ars TechnicaFAA has lifted its third-ever nationwide ground stop
- · BBC News'We'll get home one day' - US travellers impacted by nationwide ground stop
- · The VergeFAA lifts nationwide ground stop that blocked takeoffs for hours
- · DexertoStudent pilot panics after nationwide FAA ground stop hits during first solo cross-country flight
- · TechCrunchTransportation secretary blames ‘routine’ equipment upgrade for grounding flights nationwide
- · CNBCNationwide ground stop followed contractor upgrade to L3Harris telecommunication system: DOT’s Duffy
Related stories

Italy fines Meta €805m over accessing users' photos
The social media giant is accused of not informing 20 million users it had access to their photos.

Philippines wins first Eurovision Song Contest Asia
The world’s biggest and longest-running song contest is coming to Asia, with eleven countries competing in Bangkok, Thailand on Saturday.

Sotheby's auction of $180m Van Gogh challenged over claims it was 'sold under duress'
Sotheby's says it will work with the heirs of a family who had previously owned the artwork to try and reach a solution.
Rising costs and arrests fuel protests in Central African Republic
Hundreds take to the streets of Bangui to protest rising fuel prices and arrests in the Central African Republic.

Copper wire upgrade caused nationwide flight suspension, US transport secretary says
The US government is trying to find out whether the chaos was caused by "incompetence" or faulty equipment.
US suggested Ukraine cede parts of Donbas to Russia to become part of NATO
Zelenskyy rejected the possibility of Ukraine committing to neutrality and said he refused to cede territory to Russia.