Yes, and those who didn’t disappear before, the Saud family and the bin laden family who were scattered over Kentucky and Florida, were escorted by American fighter jets and flown out of the country to safety by the bush administration...even though planes were not supposed to be in the air.
You are repeating an Urban myth started by the 9-11 Truthers like Michael Moore and Rosie O'Donnel months after 9-11.