Sen. Hillary Rodham Clinton, a likely presidential candidate in 2008, said this week she takes responsibility for her vote to authorize the invasion of Iraq. She didn't explain whether or not she regrets it. She didn't explain whether or not it was a mistake. But she did imply that she was misled by the White House. "I take responsibility for my vote," she said, "and I, along with a majority of Americans, expect the president and his administration to take responsibility for the false assurances, faulty evidence and mismanagement of the war." Yet, in a little-noticed admission on national television...