Too good to be true No. 2

First Osama, now al-Zawahiri?

A CIA airstrike on a building in Pakistan may have killed Osama bin Laden's most-trusted aide, sources said.

The building where Ayman al-Zawahiri was thought to be is in Damadola, a small village near the Afghan border.

There has been no confirmation that al-Zawahiri, 54, was killed in the attack Friday. However, sources say there was intelligence suggesting he was in the building at the time of the strike