[Lawmakers blistered former FEMA chief Michael Brown for bungling the response to Hurricane Katrina and for blaming the governor of Louisiana and the mayor of New Orleans. During a hearing of a House committee investigating the response, some lawmakers accused Brown of placing his own job security ahead of storm victims' lives.] I don't know how you can sleep at night, ... I have overseen over 150 presidentially declared disasters. I know what I am doing. And I think I do a pretty darn good job of it.