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.

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 ...

An employee benefits consulting company has subleased more than 100,000 square feet at Willis Tower from the skyscraper's namesake tenant, a deal that brings both good and bad news to owners of ...

CHICAGO (WLS) -- Aon, a global financial risk consultant company, is planning to buy out competitor Willis Towers Watson. The deal, valued at about $30 billion, could potentially impact the name of ...

CHICAGO (AP) — The Sears Tower, one of the world's iconic skyscrapers and the tallest building in the U.S., was renamed the Willis Tower on Thursday in a downtown ceremony, marking a new chapter in ...

Foxtrot will soon reopen its Loop location, the last of the upscale convenience chain's original Chicago stores the company ...

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 ...