United Airlines issued a nationwide ground stop for all of its mainline flights late Thursday after an emergency alarm at its ...

United Airlines says a fire alarm at the company’s operations center led to a brief nationwide ground stop of all United ...

United Airlines was forced to issue a nationwide ground stop for its entire fleet after a fire alarm sounded at its ...

United Airlines temporarily grounded all mainline flights nationwide due to a fire alarm at its Chicago operations center, ...

United Airlines faced a temporary disruption. A fire alarm at the Chicago operations center caused a nationwide ground stop.

United Airlines temporarily halted all mainline flights across the USA due to an emergency fire alarm at its Chicago-area ...

United Airlines experienced a brief nationwide ground stop due to a fire alarm at its Network Operations Center in suburban Chicago. The Federal Aviation Administration (FAA) issued a ground stop at ...

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A Turkish Airlines flight headed to San Francisco made an unexpected stop in Chicago after a passenger suffered a medical ...

A group of 45 U.S. senators is urging Transportation Secretary Sean Duffy to take a firmer stand against efforts to examine ...

When the U.S. Constitution was ratified, Congress was granted power to establish post offices and mail routes — many along ...