The director and the No. 2 official at the National Security Agency were ousted from their positions Thursday, according to a defense official and three sources with knowledge of the matter.

It was not immediately clear why Air Force Gen. Timothy Haugh and his deputy were dismissed, the sources said.

The White House National Security Council did not immediately respond to a request for comment Thursday night.

Haugh was both the head of U.S. Cyber Command and the director of the National…