Update: American Airlines reported that flights resumed shortly before 8 a.m. Tuesday.
American Airlines has grounded all of its flights amid a “technical issue,” sparking widespread travel chaos on Christmas Eve.
“We’re currently experiencing a technical issue with all American Flights,” the company said in a statement reported by multiple news outlets.
"Your safety is our utmost priority, once this is rectified, we'll have you safely on your way to your destination."
There were no details as of Tuesday morning concerning what the technical issue involved.