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. (Charles Osgood/Chicago ...

Here’s a look back at what happened in the Chicago area on Feb. 2, according to the Tribune’s archives. Is an important event missing from this date? Email us. Vintage Chicago Tribune Special Edition: ...

British insurance broker Willis Group Holdings Ltd. will lease space in the iconic Sears Tower, changing the building's name to Willis Tower. Video courtesy of Fox News.

More than 1.7 million people make their way to Willis Tower's Skydeck Chicago each year, and it's easy to see why. Occupying the 103rd floor – that's nine floors higher than 360 CHICAGO – of ...

CHICAGO (CBS) -- "Think about it. There must be higher love. Up in the tower formerly known as Sears above." With apologies to Steve Winwood, Kygo, and Whitney Houston, that paraphrased lyric ...

The notion of building a tower to the heavens is as old as Genesis ... Khan returned to the United States and was hired as an engineer in the Chicago office of Skidmore, Owings & Merrill ...

and it continues to be the king of Chicago’s skyline. Now, the Willis (Sears) Tower is celebrating a monumental birthday in a big way. The Skydeck celebrates its 50th anniversary this week ...

Loop site Chicago developer Frankel & Giles plans to build condos on part of Franklin Point, an ex-rail yard south of the Sears Tower. Frankel & Giles has agreed to buy two acres at Harrison and ...