White House Press Secretary Dana Perino issued a terse response to Senate Majority Leader Harry ReidHarry Mason ReidGOP embraces big stimulus after years of decrying it Five Latinas who could be Biden's running mate Winners and losers from Super Tuesday MORE's (D-Nev.) suggestion that President Bush is the "worst president we've ever had."

"The Senate Majority Leader isn't really taken seriously," Perino said.

Reid, on "Meet the Press" on Sunday, defended his past remarks that Bush was the worst president and the the Iraq war had been lost.

"I think you just have to call things the way you see them," Reid said. "I really do believe President Bush is the worst president we've ever had."

-J. Taylor Rushing and Walter Alarkon