بعضی ها معتقد هستند که اصلا هیچ هواپیمایی به برجها برخورده نکرده است. مثل متن زیر:
No plane theories
The "no plane theory," promoted by internet-only videos like 911 Taboo,[151] asserts that this shot of the second impact, taken from a news helicopter, depicts a video composite of a...