The ground stop has since been lifted. Long lines of travelers waited for their flights to get back on track Wednesday. A ...

Travelers were left scrambling Wednesday as United Airlines planes were suddenly grounded and more than 1,000 flights delayed ...

A "technology issue" that prompted a United Airlines ground stop at major airports has been resolved, the airline said ...

Travelers were left scrambling Wednesday as United Airlines planes were suddenly grounded and more than 1,000 flights delayed ...