 It is our top story. Tech outages grounding multiple airlines today. Fox's David Spunt reports from Washington. Things are beginning to normalize here in the United States. American Airlines back up and running after an hours-long ground stop, we're told by one of our producers. They were just told that Delta is no longer under a ground stop as well. This person is in Milwaukee getting ready to take a flight. CrowdStrike, a U.S. cybersecurity firm, says the outage wasn't linked to a cyber attack but was a software issue. They say a fix has been deployed.