People wear face masks as they ride an escalator at the Hong Kong International Airport in Hong Kong, Tuesday, Jan. 21, 2020. (AP Photo / Ng Han Guan)

Late last week, U.S. health officials began screening passengers from Wuhan in central China, where the outbreak began, at three U.S. airports. On Tuesday, the CDC announced it will add Chicago’s O’Hare airport and Atlanta’s airport to the mix later this week.

A woman clears off a Divvy bike as a winter weather advisory is issued for the Chicago area on Monday, Nov. 11, 2019, in Chicago. (Rich Hein / Chicago Sun-Times via AP)

An arctic air mass that brought snow and ice to an area stretching from the Rocky Mountains to northern New England on Monday was poised to give way to record-breaking cold temperatures.

O'Hare Airport (N i c o l a / Flickr)

Customs spokesman Steve Bansbach said Tuesday that the man declared the 32 pounds of meat on June 26 when his flight arrived from the Ivory Coast. The meat was confiscated and destroyed.

Goats stand on the trailer pen outside Chicago’s O’Hare International Airport. (Evan Garcia / WTTW)

For the sixth year, O’Hare International Airport is using a herd of wild animals to manage the airport’s vegetation in an environmentally friendly way.

The O’Hare expansion proposal from Studio ORD (Chicago Department of Aviation)

A new global terminal at O’Hare will be filled with light, wood and trees. We take a closer look at the winning design and discuss the future of airport travel.

The O’Hare expansion proposal from Studio ORD (Chicago Department of Aviation)

A team of architects led by Jeanne Gang has been chosen to design a $2.2 billion global terminal at Chicago’s O’Hare International Airport, officials announced Wednesday.

(Chicago Tonight)

Mayor Rahm Emanuel on Wednesday joined airline executives at a groundbreaking ceremony for the first phase of his plan to remake O’Hare International Airport.

O’Hare International Airport had more than 903,000 arrivals and departures during 2018, according to data released Monday by the Federal Aviation Administration. Atlanta’s airport came in second.

The O’Hare expansion proposal from Studio ORD (Chicago Department of Aviation)

Making sense of the proposals in the O’Hare design competition with the Chicago Tribune’s architecture critic Blair Kamin.

The O’Hare expansion proposal by London-based Foster Epstein Moreno Joint Venture (Chicago Department of Aviation)

Chicago’s Department of Aviation unveiled proposals Thursday from five architectural firms competing to design O’Hare International Airport’s $8.5-billion expansion project. 

(WTTW News)

The federal shutdown is causing a lot of worries among government employees, including TSA agents. How workers in Chicago are reacting.

A modified Tesla Model X drives in the tunnel entrance before an unveiling event on Tuesday, Dec. 18, 2018 for the Boring Co. Hawthorne test tunnel in Hawthorne, Calif. (Robyn Beck / Pool Photo via AP)

Elon Musk unveiled his underground transportation tunnel on Tuesday. Musk said he thinks the Chicago project that would take travelers from downtown to O’Hare Airport has the most potential to open the soonest.

American Airlines says closed-circuit television footage at O’Hare International Airport shows a 67-year-old woman in a wheelchair wasn’t apparently upset or left alone as long as her family claims.

Commuters walk to a bus stop as snow falls, Monday, Nov. 26, 2018, in Chicago. (Kiichiro Sato / AP Photo)

The Chicago area was slammed with up to a foot of wet snow, and whiteout conditions stalled commuter traffic on the roads.

O'Hare Airport (N i c o l a / Flickr)

The ground transportation complex, called the Multi Modal Facility, took three years to build and was opened at a ceremony on Wednesday.

Police say a baggage handler told them he was drunk when he fell asleep in a cargo hold and flew from Kansas City to Chicago.