When the White House spokesman lacks credibility, the press and the public suffer. Mark Hand looks for possible ways Scott McClellan can save his image - and job

There are certain things no effective press secretary can do without. Topping the list are a podium, a BlackBerry, and credibility.

White House spokesman Scott McClellan certainly has the first and probably the second. It's the third that some are starting to doubt.

Two years ago, McClellan flatly denied from the podium that Karl ...