President Bush, in a constitutional showdown with Congress, claimed executive privilege Thursday and rejected demands for White House documents .. .

Bush Won't Supply Subpoenaed Documents | TERENCE HUNT | June 28, 2007 11:13 PM EST | AP

WASHINGTON — President Bush, in a constitutional showdown with Congress, claimed executive privilege Thursday and rejected demands for White House documents and testimony about the firing of U.S. attorneys.

His decision was denounced as "Nixonian stonewalling" by the chairman of the Senate Judiciary Committee.

Bush rejected subpoenas for documents from former presidential counsel Harriet Miers and former political director Sara Taylor. The White House made clear neither one would testify next month, as directed by the subpoenas.

Presidential counsel Fred Fielding said Bush had made a reasonable attempt at compromise but Congress forced the confrontation by issuing subpoenas. "With respect, it is with much regret that we are forced down this unfortunate path which we sought to avoid by finding grounds for mutual accommodation." ...