US flight outage live updates: FAA lifts nationwide ground stop; Trump officials suggest new tech overwhelmed old equipment

Sean Duffy says ‘it’s going to take us some time to unwind what’s happened’ but also points finger at Congress, claiming lack of funding for systems upgrades

US aviation agency lifts nationwide ground stop affecting all air travel

Chaos at US airports as flight stoppage grinds travel plans to a halt

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. 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.