Aon To Buy Willis Towers Watson Insurance -- What Does That Mean For Willis Tower Name? If you're from Chicago and you're older than 30, you once knew the tall and iconic building composed of bundled ...

The Sears Tower was the world’s tallest building until 1996, when it was surpassed by the Petronas Twin Towers in Kuala Lumpur, Malaysia. With clear weather, four states are viewable up to 50 miles ...

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 1980s ...

CHICAGO (WLS) -- The tallest building in Chicago is still without power Thursday as crews work to assess the damage from after a substation in Willis Tower flooded due to heavy rain earlier this week.

“This extension reflects our continued belief in the strength of Willis Tower,” a Blackstone spokesperson told Bloomberg in a statement. “The building’s transformative renovation has positioned it for ...

CHICAGO (WLS) -- One step at a time, thousands made strides at Willis Tower to support the Shirley Ryan Ability Lab. Sunday marked the 17th Skyrise Chicago, an endurance event challenging participants ...

The insurer will take up 52K SF on the 53rd and 54th floors of the Chicago skyscraper while keeping its primary headquarters in suburban Schaumburg. The company expects to transition to its new space ...

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The cracks formed after a group of visitors to the Skydeck at the Willis Tower stepped out on the Ledge, but Willis Tower officials said the glass itself did not crack, only the protective coating.