WTC7 seems to be a classic controlled demolition. WTC 1 &2 destruction appears to have been enhanced by thermate (a variation of thermite) in addition.
Pentagon was not struck by a passenger aircraft. It was a drone or missle.
COLOMBO (Reuters) - Sri Lanka's military attacked Tamil Tiger rebel targets on Tuesday in retaliation after a suicide attack on the army's headquarters that killed nine -- both strong signals the island's truce may be unraveling.