UPDATE: United is reporting that the ground stop has lifted. They are working to get flights back on schedule.
Original story:
United Airlines grounded all domestic mainline flights Sunday night because of a computer problem.
The company tweeted...
A ground stop is in place for domestic flights due to an IT issue. We’re working on a resolution. We apologize for the inconvenience.
— United (@united) January 23, 2017
This is a developing story. Refresh for more.
