Delta, United and American Airlines flights grounded due to communication issue, FAA says - CNN
- Delta, United and American Airlines flights grounded due to communication issue, FAA says CNN
- Huge Windows Blackout Hits Banks, Airports And More Forbes
- Microsoft Outage Hits Users Worldwide, Leading to Canceled Flights The Wall Street Journal
- CrowdStrike code update bricking Windows machines around the world The Register
- United, Delta and American Airlines issue global ground stop on all flights ABC News