Ms. FRANCES FRAGOS TOWNSEND (Homeland Security Advisor): Like all Americans he was not satisfied with the federal response to Hurricane Katrina, and he accepted responsibility for the shortcomings in the federal response.

NPR: White House Unveils Disaster-Response Measures

The fact that Brennan is coming from the West Wing and has frequently talked about the president's views on camera could make him political fodder, said Frances Fragos Townsend, CNN's national security contributor.

CNN: Obama taps Brennan as CIA director