Abụọ n'ime ụgbọelu, American Airlines Flight 11 na United Airlines Flight 175, dara na North na South ụlọ elu, n'otu n'otu, nke World Trade Center mgbagwoju na Lower Manhattan. N'ime otu na 42 nkeji, ma 110-storey ụlọ elu dara. Mkpọmkpọ ebe na nsonaazụ ọkụ mere ka akụkụ ma ọ bụ zuru ezu ọdịda nke ndị ọzọ nile ụlọ na World Trade Center mgbagwoju, gụnyere 47-storey World Trade Center ụlọ elu, nakwa dị ka iri ndị ọzọ na nnukwu gburugburu owuwu. A nke atọ ụgbọelu, American Airlines Flight 77, ama esịn n'ime ọdụ ụgbọelu Pentagon (na-aga San Francisco na Los Angeles) na 19 al-Qaeda-eyi ọha egwu.
Ụgbọelu United Airlines Flight 93