 
<translate> Ihe ọmụma dị mkpa iji zaa ajụjụ ahụ dị n'elu bụ: Ụlọ Elu Willis, nke e wuru dị ka nke a na-akpọkwa Sears Tower, bụ ụlọ elu dị okpukpu 110 nke dị mita 442.1 n'ịdị elu na Chicago, Illinois. N'ihi ya, azịza ya bụ Ụlọ Elu Willis. <eng> The relevant information to answer the above question is: The Willis Tower, built as and still commonly referred to as the Sears Tower, is a 110-story, 1,450-foot (442.1 m) skyscraper in Chicago, Illinois.
Therefore, the answer is The Willis Tower. 