Oversight: If the White House really believes that AmeriCorps' inspector general was "confused" and "disoriented," how about open congressional hearings where the American people can see for themselves?The storm that erupted after the firing with one hour's notice of Gerald Walpin, the inspector general overseeing AmeriCorps, has not died down. Pressed for an explanation as to the reasons for the firing and why the law requiring Congress to be given notice and reasons 30 days in advance was not followed, the White House has resorted to old-time Chicago-style political smears.