They are saying mulitple aircraft.
CNN now confirming that the CIA did target Zawahiri with the strike. Still no confirmation that they got him, will be some time before Pakistani government can verify.
Air Strike May Have Targeted Zawahiri
CBS/AP) There was an air strike today on a Pakistani village near the Afghan border and word tonight is it may have targeted Osama bin Laden's top lieutenant, Ayman al-Zawahiri, CBS News reports.
Villagers in the remote area say 17 people were killed by bombs or missiles, but it is not clear if Zawahiri or other al Qaeda operatives were there.
Zawahiri is believed to have used the area as a hideout. He was last seen just last week, denouncing the U.S. in a videotape carried on an Islamic Web site.
In Pakistan, weeping villagers dug through the rubble of destroyed homes.
[EXCERPT, click above link to read whole piece]