If you're not up to speed on this case, the page containing this WaPo article also has links to the memo some disinterested politically neutral bureaucrat leaked. Here's another WaPo article that provides crucial background (note the corrections at the top of the page). The money quote comes from Roger Clegg:
To Roger Clegg, the situation is also perfectly understandable. A former civil rights deputy in the Reagan administration who is now general counsel at the Center for Equal Opportunity, Clegg said the civil rights area tends to attract activist liberal lawyers who are philosophically opposed to a more conservative approach.
"If the career people are not reflecting the policy priorities of the political appointees, then there's a problem," Clegg said. "Elections have consequences in a democracy."