Technology outage affects several flights at Phoenix Sky Harbor, nationwide [Video]

PHOENIX (AZFamily) — A global technology outage grounded flights at Phoenix Sky Harbor Airport on Friday in a massive disruption that affected companies and services around the world.

Sky Harbor officials said travelers should check their flight status before heading to the airport. The FAA said the airlines United, American, Delta and Allegiant were all grounded.

American Airlines said its services were back online as of 5 a.m. ET. United Airlines said some flights are resuming, but many passengers traveling Friday may experience delays. Delta has resumed some flights, and customers should monitor their itineraries closely for possible changes.

Cybersecurity firm CrowdStrike said that the issue believed to be behind the outage was not a security incident or …