Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Mohamed Atta, mutungamiriri wezvikwata zvinorwisa, uye mumwe mutyairi, Abdulaziz al-Omari, vakasvika paPortland International Jetport na05:41 Eastern Daylight Time pana September 11, 2001. Vakakwira ndege yeColgan Air Flight 5930, yakanga yakarongwa kuti ibhururuke na6:00 kubva kuPortland, Maine, uye kutiza ichienda kuBoston. Vose vari vaviri vaiva nematikiti omuzinga wokutanga ane ndege yokuLos Angeles; Atta akaisa mabhegi maviri, Omari haana. Apo vakanyoresa, Computer-Assisted Passenger Pre-screening System (CAPPS) yakasarudza Atta nokuda kwokunzvera zvinhu zvokuwedzera, asi iye akakwira pasina chinoitika. Ndege yaibva kuPortland yakabva nenguva uye yakasvika muBoston na6: 45. Vamwe vatyairi vatatu, Waleed al-Shehri, Wail al-Shehri, naSatam al-Suqami, vakasvika paLogan Airport nenguva dza6:45, vakasiya motokari yavo yavakanga varenda panzvimbo yokupaka yendege. Pana 06:52, Marwan al-Shehhi, mutyairi wendege yeUnited Airlines Flight 175, akaita runhare kubva parunhare rwepagedhi muLogan Airport kuenda kunhare mbozha yaAtta. Sezvo vasina kupihwa makadhi ekubhururuka kuFlight 11 muPortland, Atta naOmari vakanyoresa uye vakapfuura nekuchengetedzwa muBoston. Mukunyoresa nokukurumidza pashure penzendo yokuPortland, vakuru vakuru vekambani yendege havana kurongedza mabhegi aAtta muFlight 11. Suqami, Wail al-Shehri, naWaleed al-Shehri vakanyoresawo kuti vaende kuBoston. Wail al-Shehri naSuqami mumwe nomumwe akaongorora bhegi rimwe; Waleed al-Shehri haana kutarisa chero mabhegi. CAPPS yakasarudza vose vari vatatu nokuda kwokunzvera zvinhu zvakadzama. Sezvo kuongorora kweCAPPS kwakanga kuri kwemikwende bedzi, vanoba ndege vatatu vacho havana kuongororwazve panzvimbo yokuongorora kuchengeteka kwavatakurwi.  Mubvunzo: Ndiani asina kutarisa mabhegi ose?
Waleed al-Shehri