Homeland Security Adviser Resigns

WASHINGTON, Nov. 19 — Frances Fragos Townsend, the White House adviser on terrorism and homeland security, whose tough and aggressive approach had made her one of President George W. Bush’s most trusted aides, has resigned.

The statement gave no reason for Ms. Townsend’s departure.

New York Times link

So they continue to jump ship. I'm very interested in finding why she departed.