Flights grounded at all US airports due to air traffic control ‘communication issue’, transport secretary says – live

Sean Duffy says technicians from Federal Aviation Administration are investigating the issue Sign up for the Breaking News US email In other tech-related news, the Microsoft outage is still going. The longest in the company’s history.
More from The Guardian: World
In other tech-related news, the Microsoft outage is still going. The longest in the company’s history. My colleagues are covering the latest and how it’s affecting millions and pretty much every industry …
As I noted earlier, the calls for Howard Lutnick to appear before lawmakers on Capitol Hill have been answered.
Taken from The Guardian: World's own summary of the story.
Who do you think this invention will help most?
Heads up: the full story is on The Guardian: World's website, which is written for adults and may show other headlines.
