Real estate magnate Joseph Chetrit, developer Joseph Moinian and Skokie-based American Landmark Properties bought the tower ...

Sears Tower ended the Empire State Building’s four-decade reign as the world’s tallest and transformed the West Loop into a glittering office corridor.

Flickr/Michael Kappel Chicago’s history is reflected in its architecture. Each building has a tale to tell and in some cases, ...

In 1973, Sears moved its corporate headquarters into Chicago's Sears Tower—which opened as the tallest building in the world.

The Windy City tried to take a bite out of the Big Apple. Incensed Chicago newscasters were quick to reply when the Empire State Building shaded the Illinois city’s most iconic landmark. The Chicago ...

Anna Davlantes, WGN Radio’s investigative correspondent, joins Bob Sirott to share what happened this week in Chicago history. Stories include the founding for World’s Finest Chocolate, the finalized ...

ABC7 Chicago installed a new antenna atop the Willis Tower, formerly known as the Sears Tower, using a helicopter Sunday morning.

Read Fast Facts from CNN about Willis Tower, formerly the Sears Tower, located in Chicago.

Left photo: Sears Tower became the tallest building in Chicago, surpassing the John Hancock Center, seen in the background, when construction continued in November 1972.

Spider Dan wasn’t done with Chicago. His next move came five months after his Sears Tower affair — this time, with a little more controversy.