Workers prepare a United Airlines jetliner for departure from a gate on the A concourse at Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

A traveler sleeps by carts of her belongings near the Southwest Airlines counter in Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

Travellers ride an escalator to the shuttle trains to the concourses in Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

Travellers pass through the south security checkpoint in Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

A traveler chats with agents at the Southwest Airlines check-in counter in Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

Travellers use kiosks to check in for flights on Southwest Airlines in Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

People pass by a long line of taxicabs at Denver International Airport Tuesday, Nov. 26, 2024, in Denver. (AP Photo/David Zalubowski)

A Lebanese army soldier on an APC (Armored Personnel Carrier) flashes victory sign, as a convoy enters in Mansouri village on its way to being deployed in southern Lebanon, following a ceasefire between Israel and Hezbollah that went into effect on Wednesday, Nov. 27, 2024.(AP Photo/Hussein Malla)